نسبة الجنس البشري (Arabic Wikipedia)

Analysis of information sources in references of the Wikipedia article "نسبة الجنس البشري" in Arabic language version.

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48nih.gov

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6harvard.edu

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2cia.gov

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2bireme.br

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2un.org

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1who.int

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1stir.ac.uk

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1precaution.org

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1admin.ch

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1measuredhs.com

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1uchicago.edu

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1independent.co.uk

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1nature.com

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1census2011.co.in

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1cicred.org

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1princeton.edu

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1excellentfuture.ca

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1fertstert.wordpress.com

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1pulitzercenter.org

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admin.ch

bfs.admin.ch

"Sex ratio in Switzerland". Switzerland Federal Statistics Office. مؤرشف من الأصل في 2013-01-07.

archive.org

Garenne M (ديسمبر 2002). "Sex ratios at birth in African populations: a review of survey data". Hum. Biol. ج. 74 ع. 6: 889–900. DOI:10.1353/hub.2003.0003. PMID:12617497.
Jacobsen، R؛ Møller، H؛ Mouritsen، A (1999). "Natural variation in the human sex ratio". Human Reproduction. ج. 14 ع. 12: 3120–3125. DOI:10.1093/humrep/14.12.3120. PMID:10601107.
Helle، Samuli؛ Helama، Samuli؛ Lertola، Kalle (نوفمبر 2009). "Evolutionary ecology of human birth sex ratio under the compound influence of climate change, famine, economic crises and wars". Journal of Animal Ecology. ج. 78 ع. 6: 1226–1233. DOI:10.1111/j.1365-2656.2009.01598.x. PMID:19719518.
Helle، Samuli؛ Helama، Samuli؛ Lertola، Kalle (نوفمبر 2009). "Evolutionary ecology of human birth sex ratio under the compound influence of climate change, famine, economic crises and wars". Journal of Animal Ecology. ج. 78 ع. 6: 1226–1233. DOI:10.1111/j.1365-2656.2009.01598.x. PMID:19719518.Helle, Samuli; Helama, Samuli; Lertola, Kalle (November 2009). "Evolutionary ecology of human birth sex ratio under the compound influence of climate change, famine, economic crises and wars". Journal of Animal Ecology. 78 (6): 1226–1233. doi:10.1111/j.1365-2656.2009.01598.x. PMID 19719518.
"Is maternal malnutrition associated with a low sex ratio at birth?". Hum. Biol. ج. 70 ع. 6: 1101–6. ديسمبر 1998. PMID:9825599.
Vartiainen، T؛ Kartovaara، L؛ Tuomisto، J (1999). "Environmental chemicals and changes in sex ratio: analysis over 250 years in finland". Environmental Health Perspectives. ج. 107 ع. 10: 813–815. DOI:10.1289/ehp.99107813. PMC:1566625. PMID:10504147.
Jacobsen؛ وآخرون (1999). "Natural Variation in the Human Sex Ratio". Human Reproduction. ج. 14 ع. 12: 3120–3125. DOI:10.1093/humrep/14.12.3120. PMID:10601107.
Bernstein، M. E. (1958). "Studies in The Human Sex Ratio 5. A Genetic Explanation of the Wartime Secondary Sex Ratio". American Journal of Human Genetics. ج. 10 ع. 1: 68–70. PMC:1931860. PMID:13520702.
Anderson، Barbara A.؛ Silver، Brian D. (1986). "Infant Mortality in the Soviet Union: Regional Differences and Measurement Issues". Population and Development Review. ج. 12 ع. 4: 705–37. DOI:10.2307/1973432. JSTOR:1973432.
Catalano, Ralph (2003). "Sex ratios in the two Germanies: a test of the economic stress hypothesis". Human Reproduction. ج. 18 ع. 9: 1972–1975. DOI:10.1093/humrep/deg370. PMID:12923159.
Kvarnemo, C.؛ Ahnesjo, I. (1996). "The dynamics of operational sex ratios and competition for mates". Trends in Ecology & Evolution. ج. 11 ع. 10: 404–408. DOI:10.1016/0169-5347(96)10056-2. PMID:21237898.
Brian، Éric؛ Jaisson، Marie (2007). "Physico-Theology and Mathematics (1710–1794)". The Descent of Human Sex Ratio at Birth. Springer Science & Business Media. ص. 1–25. ISBN:978-1-4020-6036-6. مؤرشف من الأصل في 2021-08-12.
Stigler، Stephen M. (1986). The History of Statistics: The Measurement of Uncertainty Before 1900. Harvard University Press. ص. 225–226. Bibcode:1986hsmu.book.....S. ISBN:0-67440341-X.
Stigler، Stephen M. (1986). The History of Statistics: The Measurement of Uncertainty before 1900. Cambridge, Mass: Belknap Press of Harvard University Press. ص. 134. Bibcode:1986hsmu.book.....S. ISBN:0-674-40340-1. مؤرشف من الأصل في 2021-08-12.

bireme.br

bases.bireme.br

James WH (1987). "The human sex ratio. Part 1: A review of the literature". Human Biology. ج. 59 ع. 5: 721–752. PMID:3319883. مؤرشف من الأصل في 2021-02-24.
James WH (1987). "The human sex ratio. Part 2: A hypothesis and a program of research". Human Biology. ج. 59 ع. 6: 873–900. PMID:3327803. مؤرشف من الأصل في 2021-02-24.

bnf.fr

gallica.bnf.fr

Laplace، P. (1778). "Mémoire sur les probabilités (XIX, XX)". Oeuvres complètes de Laplace. ج. 9. ص. 429–438. {{استشهاد بكتاب}}: |عمل= تُجوهل (مساعدة)

boston.com

Florida، Richard (30 مارس 2008). "A singles map of the United States of America". The Boston Globe. مؤرشف من الأصل في 2016-03-08.

cdc.gov

"Death Rates for 113 Selected Causes by 5-Year Age Groups, Race, and Sex: the United States, 1999–2006". cdc.gov. 4 مارس 2019. مؤرشف من الأصل في 2021-08-16.
"Trend Analysis of the Sex Ratio at Birth in the United States" (PDF). U.S. Department of Health and Human Services, National Center for Health Statistics. مؤرشف من الأصل (PDF) في 2021-08-10.
"Trend Analysis of the Sex Ratio at Birth in the United States" (PDF). U.S. Department of Health and Human Services, National Center for Health Statistics. مؤرشف من الأصل (PDF) في 2021-08-10."Trend Analysis of the Sex Ratio at Birth in the United States" (PDF). U.S. Department of Health and Human Services, National Center for Health Statistics.

census2011.co.in

India at Glance – Population Census 2011 – Final Census of India, Government of India (2013) نسخة محفوظة 3 سبتمبر 2021 على موقع واي باك مشين.

cia.gov

"CIA Fact Book". The Central Intelligence Agency of the United States. مؤرشف من الأصل في 2021-09-06.
"CIA Fact Book". The Central Intelligence Agency of the United States. مؤرشف من الأصل في 2021-09-06."CIA Fact Book". The Central Intelligence Agency of the United States.

cicred.org

Mesle, France؛ Vallin, Jacques؛ Badurashvili, Irina (2007). A Sharp Increase in Sex Ratio at Birth in the Caucasus. Why? How? (PDF). Committee for International Cooperation in National Research in Demography. ص. 73–89. ISBN:978-2-910053-29-1. مؤرشف من الأصل (PDF) في 2021-02-24.

cnn.com

edition.cnn.com

Sutter، John D. "Opinion: Nope, not too many men in Alaska". CNN. مؤرشف من الأصل في 2021-07-05.

doi.org

Grech، Victor؛ Savona-Ventura، Charles؛ Vassallo-Agius، P (27 أبريل 2002). "Unexplained differences in sex ratios at birth in Europe and North America". BMJ: British Medical Journal. ج. 324 ع. 7344: 1010–1011. DOI:10.1136/bmj.324.7344.1010. PMC:102777. PMID:11976243.
Chao، Fengqing؛ Gerland، Patrick؛ Cook، Alex R.؛ Alkema، Leontine (7 مايو 2019). "Systematic assessment of the sex ratio at birth for all countries and estimation of national imbalances and regional reference levels". Proceedings of the National Academy of Sciences. ج. 116 ع. 19: 9303–9311. DOI:10.1073/pnas.1812593116. PMC:6511063. PMID:30988199.
Davis، D. L.؛ Gottlieb، M. B.؛ Stampnitzky، J. R. (1998). "Reduced ratio of male to female births in several industrial countries: A sentinel health indicator?" (PDF). JAMA. ج. 279 ع. 13: 1018–23. DOI:10.1001/jama.279.13.1018. PMID:9533502. مؤرشف من الأصل (PDF) في 2021-01-26.
Chao، Fengqing؛ Gerland، Patrick؛ Cook، Alex R.؛ Alkema، Leontine (7 مايو 2019). "Systematic assessment of the sex ratio at birth for all countries and estimation of national imbalances and regional reference levels". Proceedings of the National Academy of Sciences. ج. 116 ع. 19: 9303–9311. DOI:10.1073/pnas.1812593116. PMC:6511063. PMID:30988199.
Grech، V؛ Savona-Ventura، C؛ Vassallo-Agius، P (2002). "Unexplained differences in sex ratios at birth in Europe and North America". BMJ (Clinical Research Ed.). ج. 324 ع. 7344: 1010–1. DOI:10.1136/bmj.324.7344.1010. PMC:102777. PMID:11976243.
James W.H. (يوليو 2008). "Hypothesis:Evidence that Mammalian Sex Ratios at birth are partially controlled by parental hormonal levels around the time of conception". Journal of Endocrinology. ج. 198 ع. 1: 3–15. DOI:10.1677/JOE-07-0446. PMID:18577567.
Pongou، Roland (2012). "Why Is Infant Mortality Higher in Boys Than in Girls? A New Hypothesis Based on Preconception Environment and Evidence From a Large Sample of Twins". Demography. ج. 50 ع. 2: 421–444. DOI:10.1007/s13524-012-0161-5. PMID:23151996..
Alkema، Leontine؛ Chao، Fengqing؛ You، Danzhen؛ Pedersen، Jon؛ Sawyer، Cheryl C. (1 سبتمبر 2014). "National, regional, and global sex ratios of infant, child, and under-5 mortality and identification of countries with outlying ratios: a systematic assessment". The Lancet Global Health. ج. 2 ع. 9: e521–e530. DOI:10.1016/S2214-109X(14)70280-3. PMID:25304419.
Pongou، Roland (14 نوفمبر 2012). "Why Is Infant Mortality Higher in Boys Than in Girls? A New Hypothesis Based on Preconception Environment and Evidence From a Large Sample of Twins". Demography. ج. 50 ع. 2: 421–444. DOI:10.1007/s13524-012-0161-5. PMID:23151996.
Garenne M (ديسمبر 2002). "Sex ratios at birth in African populations: a review of survey data". Hum. Biol. ج. 74 ع. 6: 889–900. DOI:10.1353/hub.2003.0003. PMID:12617497.
James W.H. (يوليو 2008). "Hypothesis:Evidence that Mammalian Sex Ratios at birth are partially controlled by parental hormonal levels around the time of conception". Journal of Endocrinology. ج. 198 ع. 1: 3–15. DOI:10.1677/JOE-07-0446. PMID:18577567.James W.H. (July 2008). "Hypothesis:Evidence that Mammalian Sex Ratios at birth are partially controlled by parental hormonal levels around the time of conception". Journal of Endocrinology. 198 (1): 3–15. doi:10.1677/JOE-07-0446. PMID 18577567.
Jacobsen، R؛ Møller، H؛ Mouritsen، A (1999). "Natural variation in the human sex ratio". Human Reproduction. ج. 14 ع. 12: 3120–3125. DOI:10.1093/humrep/14.12.3120. PMID:10601107.
Branum، A. M.؛ Parker، J. D.؛ Schoendorf، K. C. (2009). "Trends in US sex ratio by plurality, gestational age and race/ethnicity". Reproductive Epidemiology. ج. 24 ع. 11: 2936–2944 (see p. 2941 Figure 2). DOI:10.1093/humrep/dep255. PMID:19654108. مؤرشف من الأصل في 2021-06-25.
Helle، Samuli؛ Helama، Samuli؛ Lertola، Kalle (نوفمبر 2009). "Evolutionary ecology of human birth sex ratio under the compound influence of climate change, famine, economic crises and wars". Journal of Animal Ecology. ج. 78 ع. 6: 1226–1233. DOI:10.1111/j.1365-2656.2009.01598.x. PMID:19719518.
"Ambient temperature predicts sex ratios and male longevity". Proc. Natl. Acad. Sci. U.S.A. ج. 105 ع. 6: 2244–7. فبراير 2008. Bibcode:2008PNAS..105.2244C. DOI:10.1073/pnas.0710711104. PMC:2538905. PMID:18250336.
Helle، Samuli؛ Helama، Samuli؛ Lertola، Kalle (نوفمبر 2009). "Evolutionary ecology of human birth sex ratio under the compound influence of climate change, famine, economic crises and wars". Journal of Animal Ecology. ج. 78 ع. 6: 1226–1233. DOI:10.1111/j.1365-2656.2009.01598.x. PMID:19719518.Helle, Samuli; Helama, Samuli; Lertola, Kalle (November 2009). "Evolutionary ecology of human birth sex ratio under the compound influence of climate change, famine, economic crises and wars". Journal of Animal Ecology. 78 (6): 1226–1233. doi:10.1111/j.1365-2656.2009.01598.x. PMID 19719518.
"Ambient temperature predicts sex ratios and male longevity". Proc. Natl. Acad. Sci. U.S.A. ج. 105 ع. 6: 2244–7. فبراير 2008. Bibcode:2008PNAS..105.2244C. DOI:10.1073/pnas.0710711104. PMC:2538905. PMID:18250336.Catalano R, Bruckner T, Smith KR (February 2008). "Ambient temperature predicts sex ratios and male longevity". Proc. Natl. Acad. Sci. U.S.A. 105 (6): 2244–7. Bibcode:2008PNAS..105.2244C. doi:10.1073/pnas.0710711104. PMC 2538905. PMID 18250336.
"Reduced ratio of male to female births in several industrial countries: a sentinel health indicator?". JAMA. ج. 279 ع. 13: 1018–23. أبريل 1998. DOI:10.1001/jama.279.13.1018. PMID:9533502.
"Maternal social status and birth sex ratio in domestic pigs: an analysis of mechanisms". Animal Behaviour. ج. 50 ع. 5: 1361–70. 1995. DOI:10.1016/0003-3472(95)80051-4.
"Social status and the secondary sex ratio: new evidence on a lingering controversy". Soc Biol. ج. 49 ع. 1–2: 35–43. 2002. DOI:10.1080/19485565.2002.9989047. PMID:14652908.
Norberg, Karen (نوفمبر 2004). "Partnership Status and the Human Sex Ratio at Birth". Proceedings. Biological Sciences. NBER Working Paper Series. ج. 271 ع. 1555: 2403–10. DOI:10.1098/rspb.2004.2857. PMC:1691865. PMID:15556894. SSRN:622634. w10920.
Navara KJ (أغسطس 2009). "Humans at tropical latitudes produce more females". Biol. Lett. ج. 5 ع. 4: 524–7. DOI:10.1098/rsbl.2009.0069. PMC:2781905. PMID:19364717.
Vartiainen، T؛ Kartovaara، L؛ Tuomisto، J (1999). "Environmental chemicals and changes in sex ratio: analysis over 250 years in finland". Environmental Health Perspectives. ج. 107 ع. 10: 813–815. DOI:10.1289/ehp.99107813. PMC:1566625. PMID:10504147.
Check, Erika (21 Oct 2005). "Pollution makes for more girls". Nature News (بالإنجليزية): news051017–16. DOI:10.1038/news051017-16. Archived from the original on 2021-01-26.
"Trends in the sex ratio of California births, 1960–1996". J Epidemiol Community Health. ج. 59 ع. 12: 1047–53. ديسمبر 2005. DOI:10.1136/jech.2005.036970. PMC:1732975. PMID:16286492.
Jacobsen؛ وآخرون (1999). "Natural Variation in the Human Sex Ratio". Human Reproduction. ج. 14 ع. 12: 3120–3125. DOI:10.1093/humrep/14.12.3120. PMID:10601107.
Anderson، Barbara A.؛ Silver، Brian D. (1986). "Infant Mortality in the Soviet Union: Regional Differences and Measurement Issues". Population and Development Review. ج. 12 ع. 4: 705–37. DOI:10.2307/1973432. JSTOR:1973432.
For studies reveal underreporting or delayed reporting of female births in China, see "Are births underreported in rural China? Manipulation of statistical records in response to China's population policies". Demography. ج. 37 ع. 1: 109–26. فبراير 1990. DOI:10.2307/2648100. JSTOR:2648100. PMID:10748993. and Cai, Yong؛ Lavely, William (2003). "China's Missing Girls: Numerical Estimates and Effects on Population Growth" (PDF). The China Review. ج. 3 ع. 2: 13–29. JSTOR:23461902. مؤرشف من الأصل (PDF) في 2017-02-10.
Catalano, Ralph (2003). "Sex ratios in the two Germanies: a test of the economic stress hypothesis". Human Reproduction. ج. 18 ع. 9: 1972–1975. DOI:10.1093/humrep/deg370. PMID:12923159.
"Sex ratio is remarkably constant". Fertil. Steril. ج. 93 ع. 6: 1961–5. أبريل 2010. DOI:10.1016/j.fertnstert.2008.12.036. PMID:19159875.
James W.H. (مايو 2010). birth/ "The Inconstancy of Human Sex Ratios at Birth". Fertil. Steril. ج. 94 ع. 3: e53. DOI:10.1016/j.fertnstert.2010.05.044. PMID:20598299. مؤرشف من الأصل في 2021-07-05. {{استشهاد بدورية محكمة}}: تحقق من قيمة |مسار أرشيف= (مساعدة)
Clutton-Brock، T. (2007). "Sexual Selection in Males and Females". Science. ج. 318 ع. 5858: 1882–1885. Bibcode:2007Sci...318.1882C. DOI:10.1126/science.1133311. PMID:18096798.
Kvarnemo, C.؛ Ahnesjo, I. (1996). "The dynamics of operational sex ratios and competition for mates". Trends in Ecology & Evolution. ج. 11 ع. 10: 404–408. DOI:10.1016/0169-5347(96)10056-2. PMID:21237898.
Emlen, S.T. (1976). "Lek organization and mating strategies in the bullfrog". Behavioral Ecology and Sociobiology. ج. 1 ع. 3: 283–313. DOI:10.1007/bf00300069. JSTOR:4599103.
Emlen, S.T.؛ Oring, L.W. (1977). "Ecology, Sexual Selection, and the Evolution of Mating Systems". Science. ج. 197 ع. 4300: 215–223. Bibcode:1977Sci...197..215E. DOI:10.1126/science.327542. PMID:327542.
Heer، David M.؛ Grossbard-Shechtman، Amyra (1981). "The Impact of the Female Marriage Squeeze and the Contraceptive Revolution on Sex Roles and the Women's Liberation Movement in the United States, 1960 to 1975". Journal of Marriage and the Family. ج. 43 ع. 1: 49–65. DOI:10.2307/351416. JSTOR:351416.
Amuedo-Dorantes، Catalina؛ Grossbard، Shoshana (2007). "Marriage Markets and Women's Labor Force Participation". Review of Economics of the Household. ج. 5 ع. 3: 249–278. DOI:10.1007/s11150-007-9014-1.
John Arbuthnot (1710). "An argument for Divine Providence, taken from the constant regularity observed in the births of both sexes" (PDF). المداولات الفلسفية للجمعية الملكية. ج. 27 ع. 325–336: 186–190. DOI:10.1098/rstl.1710.0011. مؤرشف من الأصل (PDF) في 2021-06-03.

excellentfuture.ca

For studies reveal underreporting or delayed reporting of female births in China, see "Are births underreported in rural China? Manipulation of statistical records in response to China's population policies". Demography. ج. 37 ع. 1: 109–26. فبراير 1990. DOI:10.2307/2648100. JSTOR:2648100. PMID:10748993. and Cai, Yong؛ Lavely, William (2003). "China's Missing Girls: Numerical Estimates and Effects on Population Growth" (PDF). The China Review. ج. 3 ع. 2: 13–29. JSTOR:23461902. مؤرشف من الأصل (PDF) في 2017-02-10.

fertstert.wordpress.com

James W.H. (مايو 2010). birth/ "The Inconstancy of Human Sex Ratios at Birth". Fertil. Steril. ج. 94 ع. 3: e53. DOI:10.1016/j.fertnstert.2010.05.044. PMID:20598299. مؤرشف من الأصل في 2021-07-05. {{استشهاد بدورية محكمة}}: تحقق من قيمة |مسار أرشيف= (مساعدة)

harvard.edu

ui.adsabs.harvard.edu

"Ambient temperature predicts sex ratios and male longevity". Proc. Natl. Acad. Sci. U.S.A. ج. 105 ع. 6: 2244–7. فبراير 2008. Bibcode:2008PNAS..105.2244C. DOI:10.1073/pnas.0710711104. PMC:2538905. PMID:18250336.
"Ambient temperature predicts sex ratios and male longevity". Proc. Natl. Acad. Sci. U.S.A. ج. 105 ع. 6: 2244–7. فبراير 2008. Bibcode:2008PNAS..105.2244C. DOI:10.1073/pnas.0710711104. PMC:2538905. PMID:18250336.Catalano R, Bruckner T, Smith KR (February 2008). "Ambient temperature predicts sex ratios and male longevity". Proc. Natl. Acad. Sci. U.S.A. 105 (6): 2244–7. Bibcode:2008PNAS..105.2244C. doi:10.1073/pnas.0710711104. PMC 2538905. PMID 18250336.
Clutton-Brock، T. (2007). "Sexual Selection in Males and Females". Science. ج. 318 ع. 5858: 1882–1885. Bibcode:2007Sci...318.1882C. DOI:10.1126/science.1133311. PMID:18096798.
Emlen, S.T.؛ Oring, L.W. (1977). "Ecology, Sexual Selection, and the Evolution of Mating Systems". Science. ج. 197 ع. 4300: 215–223. Bibcode:1977Sci...197..215E. DOI:10.1126/science.327542. PMID:327542.
Stigler، Stephen M. (1986). The History of Statistics: The Measurement of Uncertainty Before 1900. Harvard University Press. ص. 225–226. Bibcode:1986hsmu.book.....S. ISBN:0-67440341-X.
Stigler، Stephen M. (1986). The History of Statistics: The Measurement of Uncertainty before 1900. Cambridge, Mass: Belknap Press of Harvard University Press. ص. 134. Bibcode:1986hsmu.book.....S. ISBN:0-674-40340-1. مؤرشف من الأصل في 2021-08-12.

independent.co.uk

Lean, Geoffrey (7 ديسمبر 2008). "It's official: Men really are the weaker sex". ذي إندبندنت. مؤرشف من الأصل في 2011-10-27.

jstor.org

Anderson، Barbara A.؛ Silver، Brian D. (1986). "Infant Mortality in the Soviet Union: Regional Differences and Measurement Issues". Population and Development Review. ج. 12 ع. 4: 705–37. DOI:10.2307/1973432. JSTOR:1973432.
For studies reveal underreporting or delayed reporting of female births in China, see "Are births underreported in rural China? Manipulation of statistical records in response to China's population policies". Demography. ج. 37 ع. 1: 109–26. فبراير 1990. DOI:10.2307/2648100. JSTOR:2648100. PMID:10748993. and Cai, Yong؛ Lavely, William (2003). "China's Missing Girls: Numerical Estimates and Effects on Population Growth" (PDF). The China Review. ج. 3 ع. 2: 13–29. JSTOR:23461902. مؤرشف من الأصل (PDF) في 2017-02-10.
Emlen, S.T. (1976). "Lek organization and mating strategies in the bullfrog". Behavioral Ecology and Sociobiology. ج. 1 ع. 3: 283–313. DOI:10.1007/bf00300069. JSTOR:4599103.
Heer، David M.؛ Grossbard-Shechtman، Amyra (1981). "The Impact of the Female Marriage Squeeze and the Contraceptive Revolution on Sex Roles and the Women's Liberation Movement in the United States, 1960 to 1975". Journal of Marriage and the Family. ج. 43 ع. 1: 49–65. DOI:10.2307/351416. JSTOR:351416.

korea.ac.kr

econ.korea.ac.kr

Kvasnicka، Michael؛ Bethmann، Dirk (1 أكتوبر 2007). "World War II, Missing Men, and out-of-wedlock childbearing" (PDF). The Institute of Economic Research, Korea University. 07-30. مؤرشف من الأصل (PDF) في 2021-02-24.

measuredhs.com

"The Demographic and Health Survey Program – Quality information to plan, monitor and improve population, health, and nutrition programs". measuredhs.com. مؤرشف من الأصل في 2019-10-26.

nature.com

Check, Erika (21 Oct 2005). "Pollution makes for more girls". Nature News (بالإنجليزية): news051017–16. DOI:10.1038/news051017-16. Archived from the original on 2021-01-26.

nih.gov

pubmed.ncbi.nlm.nih.gov

Grech، Victor؛ Savona-Ventura، Charles؛ Vassallo-Agius، P (27 أبريل 2002). "Unexplained differences in sex ratios at birth in Europe and North America". BMJ: British Medical Journal. ج. 324 ع. 7344: 1010–1011. DOI:10.1136/bmj.324.7344.1010. PMC:102777. PMID:11976243.
Chao، Fengqing؛ Gerland، Patrick؛ Cook، Alex R.؛ Alkema، Leontine (7 مايو 2019). "Systematic assessment of the sex ratio at birth for all countries and estimation of national imbalances and regional reference levels". Proceedings of the National Academy of Sciences. ج. 116 ع. 19: 9303–9311. DOI:10.1073/pnas.1812593116. PMC:6511063. PMID:30988199.
Davis، D. L.؛ Gottlieb، M. B.؛ Stampnitzky، J. R. (1998). "Reduced ratio of male to female births in several industrial countries: A sentinel health indicator?" (PDF). JAMA. ج. 279 ع. 13: 1018–23. DOI:10.1001/jama.279.13.1018. PMID:9533502. مؤرشف من الأصل (PDF) في 2021-01-26.
Chao، Fengqing؛ Gerland، Patrick؛ Cook، Alex R.؛ Alkema، Leontine (7 مايو 2019). "Systematic assessment of the sex ratio at birth for all countries and estimation of national imbalances and regional reference levels". Proceedings of the National Academy of Sciences. ج. 116 ع. 19: 9303–9311. DOI:10.1073/pnas.1812593116. PMC:6511063. PMID:30988199.
Grech، V؛ Savona-Ventura، C؛ Vassallo-Agius، P (2002). "Unexplained differences in sex ratios at birth in Europe and North America". BMJ (Clinical Research Ed.). ج. 324 ع. 7344: 1010–1. DOI:10.1136/bmj.324.7344.1010. PMC:102777. PMID:11976243.
James W.H. (يوليو 2008). "Hypothesis:Evidence that Mammalian Sex Ratios at birth are partially controlled by parental hormonal levels around the time of conception". Journal of Endocrinology. ج. 198 ع. 1: 3–15. DOI:10.1677/JOE-07-0446. PMID:18577567.
Pongou، Roland (2012). "Why Is Infant Mortality Higher in Boys Than in Girls? A New Hypothesis Based on Preconception Environment and Evidence From a Large Sample of Twins". Demography. ج. 50 ع. 2: 421–444. DOI:10.1007/s13524-012-0161-5. PMID:23151996..
Alkema، Leontine؛ Chao، Fengqing؛ You، Danzhen؛ Pedersen، Jon؛ Sawyer، Cheryl C. (1 سبتمبر 2014). "National, regional, and global sex ratios of infant, child, and under-5 mortality and identification of countries with outlying ratios: a systematic assessment". The Lancet Global Health. ج. 2 ع. 9: e521–e530. DOI:10.1016/S2214-109X(14)70280-3. PMID:25304419.
Pongou، Roland (14 نوفمبر 2012). "Why Is Infant Mortality Higher in Boys Than in Girls? A New Hypothesis Based on Preconception Environment and Evidence From a Large Sample of Twins". Demography. ج. 50 ع. 2: 421–444. DOI:10.1007/s13524-012-0161-5. PMID:23151996.
Garenne M (ديسمبر 2002). "Sex ratios at birth in African populations: a review of survey data". Hum. Biol. ج. 74 ع. 6: 889–900. DOI:10.1353/hub.2003.0003. PMID:12617497.
James WH (1987). "The human sex ratio. Part 1: A review of the literature". Human Biology. ج. 59 ع. 5: 721–752. PMID:3319883. مؤرشف من الأصل في 2021-02-24.
James WH (1987). "The human sex ratio. Part 2: A hypothesis and a program of research". Human Biology. ج. 59 ع. 6: 873–900. PMID:3327803. مؤرشف من الأصل في 2021-02-24.
James W.H. (يوليو 2008). "Hypothesis:Evidence that Mammalian Sex Ratios at birth are partially controlled by parental hormonal levels around the time of conception". Journal of Endocrinology. ج. 198 ع. 1: 3–15. DOI:10.1677/JOE-07-0446. PMID:18577567.James W.H. (July 2008). "Hypothesis:Evidence that Mammalian Sex Ratios at birth are partially controlled by parental hormonal levels around the time of conception". Journal of Endocrinology. 198 (1): 3–15. doi:10.1677/JOE-07-0446. PMID 18577567.
Jacobsen، R؛ Møller، H؛ Mouritsen، A (1999). "Natural variation in the human sex ratio". Human Reproduction. ج. 14 ع. 12: 3120–3125. DOI:10.1093/humrep/14.12.3120. PMID:10601107.
Branum، A. M.؛ Parker، J. D.؛ Schoendorf، K. C. (2009). "Trends in US sex ratio by plurality, gestational age and race/ethnicity". Reproductive Epidemiology. ج. 24 ع. 11: 2936–2944 (see p. 2941 Figure 2). DOI:10.1093/humrep/dep255. PMID:19654108. مؤرشف من الأصل في 2021-06-25.
Helle، Samuli؛ Helama، Samuli؛ Lertola، Kalle (نوفمبر 2009). "Evolutionary ecology of human birth sex ratio under the compound influence of climate change, famine, economic crises and wars". Journal of Animal Ecology. ج. 78 ع. 6: 1226–1233. DOI:10.1111/j.1365-2656.2009.01598.x. PMID:19719518.
"Ambient temperature predicts sex ratios and male longevity". Proc. Natl. Acad. Sci. U.S.A. ج. 105 ع. 6: 2244–7. فبراير 2008. Bibcode:2008PNAS..105.2244C. DOI:10.1073/pnas.0710711104. PMC:2538905. PMID:18250336.
Helle، Samuli؛ Helama، Samuli؛ Lertola، Kalle (نوفمبر 2009). "Evolutionary ecology of human birth sex ratio under the compound influence of climate change, famine, economic crises and wars". Journal of Animal Ecology. ج. 78 ع. 6: 1226–1233. DOI:10.1111/j.1365-2656.2009.01598.x. PMID:19719518.Helle, Samuli; Helama, Samuli; Lertola, Kalle (November 2009). "Evolutionary ecology of human birth sex ratio under the compound influence of climate change, famine, economic crises and wars". Journal of Animal Ecology. 78 (6): 1226–1233. doi:10.1111/j.1365-2656.2009.01598.x. PMID 19719518.
"Is maternal malnutrition associated with a low sex ratio at birth?". Hum. Biol. ج. 70 ع. 6: 1101–6. ديسمبر 1998. PMID:9825599.
"Ambient temperature predicts sex ratios and male longevity". Proc. Natl. Acad. Sci. U.S.A. ج. 105 ع. 6: 2244–7. فبراير 2008. Bibcode:2008PNAS..105.2244C. DOI:10.1073/pnas.0710711104. PMC:2538905. PMID:18250336.Catalano R, Bruckner T, Smith KR (February 2008). "Ambient temperature predicts sex ratios and male longevity". Proc. Natl. Acad. Sci. U.S.A. 105 (6): 2244–7. Bibcode:2008PNAS..105.2244C. doi:10.1073/pnas.0710711104. PMC 2538905. PMID 18250336.
"Reduced ratio of male to female births in several industrial countries: a sentinel health indicator?". JAMA. ج. 279 ع. 13: 1018–23. أبريل 1998. DOI:10.1001/jama.279.13.1018. PMID:9533502.
"Social status and the secondary sex ratio: new evidence on a lingering controversy". Soc Biol. ج. 49 ع. 1–2: 35–43. 2002. DOI:10.1080/19485565.2002.9989047. PMID:14652908.
Norberg, Karen (نوفمبر 2004). "Partnership Status and the Human Sex Ratio at Birth". Proceedings. Biological Sciences. NBER Working Paper Series. ج. 271 ع. 1555: 2403–10. DOI:10.1098/rspb.2004.2857. PMC:1691865. PMID:15556894. SSRN:622634. w10920.
Navara KJ (أغسطس 2009). "Humans at tropical latitudes produce more females". Biol. Lett. ج. 5 ع. 4: 524–7. DOI:10.1098/rsbl.2009.0069. PMC:2781905. PMID:19364717.
Vartiainen، T؛ Kartovaara، L؛ Tuomisto، J (1999). "Environmental chemicals and changes in sex ratio: analysis over 250 years in finland". Environmental Health Perspectives. ج. 107 ع. 10: 813–815. DOI:10.1289/ehp.99107813. PMC:1566625. PMID:10504147.
"Trends in the sex ratio of California births, 1960–1996". J Epidemiol Community Health. ج. 59 ع. 12: 1047–53. ديسمبر 2005. DOI:10.1136/jech.2005.036970. PMC:1732975. PMID:16286492.
Ruder, Avima (1985f). "Paternal-Age and Birth-Order Effect on the Human Secondary Sex Ratio". American Journal of Human Genetics. ج. 37 ع. 2: 362–372. PMC:1684568. PMID:3985011.
Jacobsen؛ وآخرون (1999). "Natural Variation in the Human Sex Ratio". Human Reproduction. ج. 14 ع. 12: 3120–3125. DOI:10.1093/humrep/14.12.3120. PMID:10601107.
Bernstein، M. E. (1958). "Studies in The Human Sex Ratio 5. A Genetic Explanation of the Wartime Secondary Sex Ratio". American Journal of Human Genetics. ج. 10 ع. 1: 68–70. PMC:1931860. PMID:13520702.
For studies reveal underreporting or delayed reporting of female births in China, see "Are births underreported in rural China? Manipulation of statistical records in response to China's population policies". Demography. ج. 37 ع. 1: 109–26. فبراير 1990. DOI:10.2307/2648100. JSTOR:2648100. PMID:10748993. and Cai, Yong؛ Lavely, William (2003). "China's Missing Girls: Numerical Estimates and Effects on Population Growth" (PDF). The China Review. ج. 3 ع. 2: 13–29. JSTOR:23461902. مؤرشف من الأصل (PDF) في 2017-02-10.
Catalano, Ralph (2003). "Sex ratios in the two Germanies: a test of the economic stress hypothesis". Human Reproduction. ج. 18 ع. 9: 1972–1975. DOI:10.1093/humrep/deg370. PMID:12923159.
"Sex ratio is remarkably constant". Fertil. Steril. ج. 93 ع. 6: 1961–5. أبريل 2010. DOI:10.1016/j.fertnstert.2008.12.036. PMID:19159875.
James W.H. (مايو 2010). birth/ "The Inconstancy of Human Sex Ratios at Birth". Fertil. Steril. ج. 94 ع. 3: e53. DOI:10.1016/j.fertnstert.2010.05.044. PMID:20598299. مؤرشف من الأصل في 2021-07-05. {{استشهاد بدورية محكمة}}: تحقق من قيمة |مسار أرشيف= (مساعدة)
Clutton-Brock، T. (2007). "Sexual Selection in Males and Females". Science. ج. 318 ع. 5858: 1882–1885. Bibcode:2007Sci...318.1882C. DOI:10.1126/science.1133311. PMID:18096798.
Kvarnemo, C.؛ Ahnesjo, I. (1996). "The dynamics of operational sex ratios and competition for mates". Trends in Ecology & Evolution. ج. 11 ع. 10: 404–408. DOI:10.1016/0169-5347(96)10056-2. PMID:21237898.
Emlen, S.T.؛ Oring, L.W. (1977). "Ecology, Sexual Selection, and the Evolution of Mating Systems". Science. ج. 197 ع. 4300: 215–223. Bibcode:1977Sci...197..215E. DOI:10.1126/science.327542. PMID:327542.

ncbi.nlm.nih.gov

Grech، Victor؛ Savona-Ventura، Charles؛ Vassallo-Agius، P (27 أبريل 2002). "Unexplained differences in sex ratios at birth in Europe and North America". BMJ: British Medical Journal. ج. 324 ع. 7344: 1010–1011. DOI:10.1136/bmj.324.7344.1010. PMC:102777. PMID:11976243.
Chao، Fengqing؛ Gerland، Patrick؛ Cook، Alex R.؛ Alkema، Leontine (7 مايو 2019). "Systematic assessment of the sex ratio at birth for all countries and estimation of national imbalances and regional reference levels". Proceedings of the National Academy of Sciences. ج. 116 ع. 19: 9303–9311. DOI:10.1073/pnas.1812593116. PMC:6511063. PMID:30988199.
Chao، Fengqing؛ Gerland، Patrick؛ Cook، Alex R.؛ Alkema، Leontine (7 مايو 2019). "Systematic assessment of the sex ratio at birth for all countries and estimation of national imbalances and regional reference levels". Proceedings of the National Academy of Sciences. ج. 116 ع. 19: 9303–9311. DOI:10.1073/pnas.1812593116. PMC:6511063. PMID:30988199.
Grech، V؛ Savona-Ventura، C؛ Vassallo-Agius، P (2002). "Unexplained differences in sex ratios at birth in Europe and North America". BMJ (Clinical Research Ed.). ج. 324 ع. 7344: 1010–1. DOI:10.1136/bmj.324.7344.1010. PMC:102777. PMID:11976243.
"Ambient temperature predicts sex ratios and male longevity". Proc. Natl. Acad. Sci. U.S.A. ج. 105 ع. 6: 2244–7. فبراير 2008. Bibcode:2008PNAS..105.2244C. DOI:10.1073/pnas.0710711104. PMC:2538905. PMID:18250336.
"Ambient temperature predicts sex ratios and male longevity". Proc. Natl. Acad. Sci. U.S.A. ج. 105 ع. 6: 2244–7. فبراير 2008. Bibcode:2008PNAS..105.2244C. DOI:10.1073/pnas.0710711104. PMC:2538905. PMID:18250336.Catalano R, Bruckner T, Smith KR (February 2008). "Ambient temperature predicts sex ratios and male longevity". Proc. Natl. Acad. Sci. U.S.A. 105 (6): 2244–7. Bibcode:2008PNAS..105.2244C. doi:10.1073/pnas.0710711104. PMC 2538905. PMID 18250336.
Norberg, Karen (نوفمبر 2004). "Partnership Status and the Human Sex Ratio at Birth". Proceedings. Biological Sciences. NBER Working Paper Series. ج. 271 ع. 1555: 2403–10. DOI:10.1098/rspb.2004.2857. PMC:1691865. PMID:15556894. SSRN:622634. w10920.
Navara KJ (أغسطس 2009). "Humans at tropical latitudes produce more females". Biol. Lett. ج. 5 ع. 4: 524–7. DOI:10.1098/rsbl.2009.0069. PMC:2781905. PMID:19364717.
Vartiainen، T؛ Kartovaara، L؛ Tuomisto، J (1999). "Environmental chemicals and changes in sex ratio: analysis over 250 years in finland". Environmental Health Perspectives. ج. 107 ع. 10: 813–815. DOI:10.1289/ehp.99107813. PMC:1566625. PMID:10504147.
"Trends in the sex ratio of California births, 1960–1996". J Epidemiol Community Health. ج. 59 ع. 12: 1047–53. ديسمبر 2005. DOI:10.1136/jech.2005.036970. PMC:1732975. PMID:16286492.
Ruder, Avima (1985f). "Paternal-Age and Birth-Order Effect on the Human Secondary Sex Ratio". American Journal of Human Genetics. ج. 37 ع. 2: 362–372. PMC:1684568. PMID:3985011.
Bernstein، M. E. (1958). "Studies in The Human Sex Ratio 5. A Genetic Explanation of the Wartime Secondary Sex Ratio". American Journal of Human Genetics. ج. 10 ع. 1: 68–70. PMC:1931860. PMID:13520702.

precaution.org

Davis، D. L.؛ Gottlieb، M. B.؛ Stampnitzky، J. R. (1998). "Reduced ratio of male to female births in several industrial countries: A sentinel health indicator?" (PDF). JAMA. ج. 279 ع. 13: 1018–23. DOI:10.1001/jama.279.13.1018. PMID:9533502. مؤرشف من الأصل (PDF) في 2021-01-26.

princeton.edu

paa2004.princeton.edu

For example, the number of births reported to family planning and other administrative agencies has been significantly lower than the number determined in population surveys and the census. See Zhang, Guangyu (April 2004) "Very Low Fertility in China in the 1990s: Reality or An Illusion Arising from Birth Underreporting?" Paper presented at the annual meeting of the Population Association of America. نسخة محفوظة 2021-07-05 على موقع واي باك مشين.

pulitzercenter.org

Jian Lee, Deborah؛ Subramanian, Sushma (15 نوفمبر 2011). "A Single Man: One Chinese Bachelor's Search for Love". Pulitzer Center on Crisis Reporting. مؤرشف من الأصل في 2016-11-30.

qz.com

Bauer، David (يناير 2015). "A story of drinkers, genocide and unborn girls". Quartz. مؤرشف من الأصل في 2021-08-22.

researchgate.net

Grossbard-Shechtman, Shoshana and Granger, Clive W. (September 1998). "Women's Jobs and Marriage, Baby-Boom versus Baby-Bust," Population, 53: 731–52 (in French) نسخة محفوظة 2021-05-13 على موقع واي باك مشين.

ssrn.com

papers.ssrn.com

Norberg, Karen (نوفمبر 2004). "Partnership Status and the Human Sex Ratio at Birth". Proceedings. Biological Sciences. NBER Working Paper Series. ج. 271 ع. 1555: 2403–10. DOI:10.1098/rspb.2004.2857. PMC:1691865. PMID:15556894. SSRN:622634. w10920.

stir.ac.uk

"How pollution may be changing the ratio of girls to boys". Stir.ac.uk. 18 يونيو 2014. مؤرشف من الأصل في 2021-06-25. اطلع عليه بتاريخ 2018-01-06.

theglobeandmail.com

Mittelstaedt, Martin (15 Nov 2005). "Pollution debate born of Chemical Valley's girl-baby boom". The Globe and Mail (بالإنجليزية الكندية). Archived from the original on 2021-03-06. Retrieved 2017-08-07.

theguardian.com

Man-made chemicals blamed many more girls than boys are born in Arctic, The Guardian, 12 September 2007. نسخة محفوظة 2 سبتمبر 2021 على موقع واي باك مشين.

uchicago.edu

home.uchicago.edu

Oster، Emily؛ Chen، Gang؛ Yu، Xinsen؛ Lin، Wenyao (2008). "Hepatitis B Does Not Explain Male-Biased Sex Ratios in China" (PDF). مؤرشف من الأصل (PDF) في 2017-02-11. اطلع عليه بتاريخ 2009-05-19.

un.org

"UN Sex Ratio Statistics". United Nations Population Division. مؤرشف من الأصل في 2018-11-13.

data.un.org

"Sex ratio at birth (per 100 female newborn)". United Nations Data Division. مؤرشف من الأصل في 2021-02-25.

web.archive.org

"World Health Organization, Sex Ratio". SEARO. مؤرشف من الأصل في 2021-06-25.
"How pollution may be changing the ratio of girls to boys". Stir.ac.uk. 18 يونيو 2014. مؤرشف من الأصل في 2021-06-25. اطلع عليه بتاريخ 2018-01-06.
Davis، D. L.؛ Gottlieb، M. B.؛ Stampnitzky، J. R. (1998). "Reduced ratio of male to female births in several industrial countries: A sentinel health indicator?" (PDF). JAMA. ج. 279 ع. 13: 1018–23. DOI:10.1001/jama.279.13.1018. PMID:9533502. مؤرشف من الأصل (PDF) في 2021-01-26.
"CIA Fact Book". The Central Intelligence Agency of the United States. مؤرشف من الأصل في 2021-09-06.
"Death Rates for 113 Selected Causes by 5-Year Age Groups, Race, and Sex: the United States, 1999–2006". cdc.gov. 4 مارس 2019. مؤرشف من الأصل في 2021-08-16.
"Sex ratio in Switzerland". Switzerland Federal Statistics Office. مؤرشف من الأصل في 2013-01-07.
"UN Sex Ratio Statistics". United Nations Population Division. مؤرشف من الأصل في 2018-11-13.
"Sex ratio at birth (per 100 female newborn)". United Nations Data Division. مؤرشف من الأصل في 2021-02-25.
"The Demographic and Health Survey Program – Quality information to plan, monitor and improve population, health, and nutrition programs". measuredhs.com. مؤرشف من الأصل في 2019-10-26.
"Trend Analysis of the Sex Ratio at Birth in the United States" (PDF). U.S. Department of Health and Human Services, National Center for Health Statistics. مؤرشف من الأصل (PDF) في 2021-08-10.
James WH (1987). "The human sex ratio. Part 1: A review of the literature". Human Biology. ج. 59 ع. 5: 721–752. PMID:3319883. مؤرشف من الأصل في 2021-02-24.
James WH (1987). "The human sex ratio. Part 2: A hypothesis and a program of research". Human Biology. ج. 59 ع. 6: 873–900. PMID:3327803. مؤرشف من الأصل في 2021-02-24.
Branum، A. M.؛ Parker، J. D.؛ Schoendorf، K. C. (2009). "Trends in US sex ratio by plurality, gestational age and race/ethnicity". Reproductive Epidemiology. ج. 24 ع. 11: 2936–2944 (see p. 2941 Figure 2). DOI:10.1093/humrep/dep255. PMID:19654108. مؤرشف من الأصل في 2021-06-25.
Oster، Emily؛ Chen، Gang؛ Yu، Xinsen؛ Lin، Wenyao (2008). "Hepatitis B Does Not Explain Male-Biased Sex Ratios in China" (PDF). مؤرشف من الأصل (PDF) في 2017-02-11. اطلع عليه بتاريخ 2009-05-19.
Man-made chemicals blamed many more girls than boys are born in Arctic, The Guardian, 12 September 2007. نسخة محفوظة 2 سبتمبر 2021 على موقع واي باك مشين.
Lean, Geoffrey (7 ديسمبر 2008). "It's official: Men really are the weaker sex". ذي إندبندنت. مؤرشف من الأصل في 2011-10-27.
Check, Erika (21 Oct 2005). "Pollution makes for more girls". Nature News (بالإنجليزية): news051017–16. DOI:10.1038/news051017-16. Archived from the original on 2021-01-26.
Mittelstaedt, Martin (15 Nov 2005). "Pollution debate born of Chemical Valley's girl-baby boom". The Globe and Mail (بالإنجليزية الكندية). Archived from the original on 2021-03-06. Retrieved 2017-08-07.
China's sex ratio declines for two straight years Xinhua, China (16 August 2011) – "Li Bin, director of the National Population and Family Planning Commission, made the remarks at a press conference (...). China's sex ratio at birth was 118.08 males for every 100 females in 2010, according to census data, Li said." نسخة محفوظة 2017-02-10 على موقع واي باك مشين.
India at Glance – Population Census 2011 – Final Census of India, Government of India (2013) نسخة محفوظة 3 سبتمبر 2021 على موقع واي باك مشين.
"Trend Analysis of the Sex Ratio at Birth in the United States" (PDF). U.S. Department of Health and Human Services, National Center for Health Statistics. مؤرشف من الأصل (PDF) في 2021-08-10."Trend Analysis of the Sex Ratio at Birth in the United States" (PDF). U.S. Department of Health and Human Services, National Center for Health Statistics.
Mesle, France؛ Vallin, Jacques؛ Badurashvili, Irina (2007). A Sharp Increase in Sex Ratio at Birth in the Caucasus. Why? How? (PDF). Committee for International Cooperation in National Research in Demography. ص. 73–89. ISBN:978-2-910053-29-1. مؤرشف من الأصل (PDF) في 2021-02-24.
For example, the number of births reported to family planning and other administrative agencies has been significantly lower than the number determined in population surveys and the census. See Zhang, Guangyu (April 2004) "Very Low Fertility in China in the 1990s: Reality or An Illusion Arising from Birth Underreporting?" Paper presented at the annual meeting of the Population Association of America. نسخة محفوظة 2021-07-05 على موقع واي باك مشين.
For studies reveal underreporting or delayed reporting of female births in China, see "Are births underreported in rural China? Manipulation of statistical records in response to China's population policies". Demography. ج. 37 ع. 1: 109–26. فبراير 1990. DOI:10.2307/2648100. JSTOR:2648100. PMID:10748993. and Cai, Yong؛ Lavely, William (2003). "China's Missing Girls: Numerical Estimates and Effects on Population Growth" (PDF). The China Review. ج. 3 ع. 2: 13–29. JSTOR:23461902. مؤرشف من الأصل (PDF) في 2017-02-10.
James W.H. (مايو 2010). birth/ "The Inconstancy of Human Sex Ratios at Birth". Fertil. Steril. ج. 94 ع. 3: e53. DOI:10.1016/j.fertnstert.2010.05.044. PMID:20598299. مؤرشف من الأصل في 2021-07-05. {{استشهاد بدورية محكمة}}: تحقق من قيمة |مسار أرشيف= (مساعدة)
Jian Lee, Deborah؛ Subramanian, Sushma (15 نوفمبر 2011). "A Single Man: One Chinese Bachelor's Search for Love". Pulitzer Center on Crisis Reporting. مؤرشف من الأصل في 2016-11-30.
Bauer، David (يناير 2015). "A story of drinkers, genocide and unborn girls". Quartz. مؤرشف من الأصل في 2021-08-22.
Florida، Richard (30 مارس 2008). "A singles map of the United States of America". The Boston Globe. مؤرشف من الأصل في 2016-03-08.
Kvasnicka، Michael؛ Bethmann، Dirk (1 أكتوبر 2007). "World War II, Missing Men, and out-of-wedlock childbearing" (PDF). The Institute of Economic Research, Korea University. 07-30. مؤرشف من الأصل (PDF) في 2021-02-24.
"CIA Fact Book". The Central Intelligence Agency of the United States. مؤرشف من الأصل في 2021-09-06."CIA Fact Book". The Central Intelligence Agency of the United States.
Sutter، John D. "Opinion: Nope, not too many men in Alaska". CNN. مؤرشف من الأصل في 2021-07-05.
Dynamics of Indigenous Demographic Fluctuations: Lessons from Sixteenth-Century Cusco, Peru R. Alan Covey, Geoff Childs, Rebecca Kippen Source: Current Anthropology, Vol. 52, No. 3 (June 2011), pp. 335–360: The University of Chicago Press نسخة محفوظة 30 أغسطس 2021 على موقع واي باك مشين.
Grossbard-Shechtman, Shoshana and Granger, Clive W. (September 1998). "Women's Jobs and Marriage, Baby-Boom versus Baby-Bust," Population, 53: 731–52 (in French) نسخة محفوظة 2021-05-13 على موقع واي باك مشين.
Brian، Éric؛ Jaisson، Marie (2007). "Physico-Theology and Mathematics (1710–1794)". The Descent of Human Sex Ratio at Birth. Springer Science & Business Media. ص. 1–25. ISBN:978-1-4020-6036-6. مؤرشف من الأصل في 2021-08-12.
John Arbuthnot (1710). "An argument for Divine Providence, taken from the constant regularity observed in the births of both sexes" (PDF). المداولات الفلسفية للجمعية الملكية. ج. 27 ع. 325–336: 186–190. DOI:10.1098/rstl.1710.0011. مؤرشف من الأصل (PDF) في 2021-06-03.
Laplace، P. (1778). "Mémoire sur les probabilités" (PDF). Mémoires de l'Académie royale des sciences de Paris. ج. 9: 227–332. مؤرشف من الأصل (PDF) في 2020-08-01.
Stigler، Stephen M. (1986). The History of Statistics: The Measurement of Uncertainty before 1900. Cambridge, Mass: Belknap Press of Harvard University Press. ص. 134. Bibcode:1986hsmu.book.....S. ISBN:0-674-40340-1. مؤرشف من الأصل في 2021-08-12.

who.int

searo.who.int

"World Health Organization, Sex Ratio". SEARO. مؤرشف من الأصل في 2021-06-25.

wustl.edu

pages.wustl.edu

Dynamics of Indigenous Demographic Fluctuations: Lessons from Sixteenth-Century Cusco, Peru R. Alan Covey, Geoff Childs, Rebecca Kippen Source: Current Anthropology, Vol. 52, No. 3 (June 2011), pp. 335–360: The University of Chicago Press نسخة محفوظة 30 أغسطس 2021 على موقع واي باك مشين.

xinhuanet.com

news.xinhuanet.com

China's sex ratio declines for two straight years Xinhua, China (16 August 2011) – "Li Bin, director of the National Population and Family Planning Commission, made the remarks at a press conference (...). China's sex ratio at birth was 118.08 males for every 100 females in 2010, according to census data, Li said." نسخة محفوظة 2017-02-10 على موقع واي باك مشين.

xu.edu

cerebro.xu.edu

Laplace، P. (1778). "Mémoire sur les probabilités" (PDF). Mémoires de l'Académie royale des sciences de Paris. ج. 9: 227–332. مؤرشف من الأصل (PDF) في 2020-08-01.

york.ac.uk

John Arbuthnot (1710). "An argument for Divine Providence, taken from the constant regularity observed in the births of both sexes" (PDF). المداولات الفلسفية للجمعية الملكية. ج. 27 ع. 325–336: 186–190. DOI:10.1098/rstl.1710.0011. مؤرشف من الأصل (PDF) في 2021-06-03.

zenodo.org

Branum، A. M.؛ Parker، J. D.؛ Schoendorf، K. C. (2009). "Trends in US sex ratio by plurality, gestational age and race/ethnicity". Reproductive Epidemiology. ج. 24 ع. 11: 2936–2944 (see p. 2941 Figure 2). DOI:10.1093/humrep/dep255. PMID:19654108. مؤرشف من الأصل في 2021-06-25.