There are unknown unknowns (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "There are unknown unknowns" in English language version.

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18archive.org

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11books.google.com

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8doi.org

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7nih.gov

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3worldcat.org

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2semanticscholar.org

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2harvard.edu

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1web.archive.org

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1defense.gov

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1lynda.com

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1hbr.org

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1newyorker.com

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1telegraph.co.uk

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1johnquiggin.com

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1lacan.com

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1sagepub.com

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archive.org

Poole, Walter S. (2013). "Chapter IV – Innovation: Coping with 'Unanticipated Unkowns'". History of Acquisition in the Department of Defence, Volume 2, Adapting to Flexible Response 1960-1968. p. 95.
Andrews, Walter (December 7, 1968). "The 'Known Unknowns' And The 'Unknown Unknowns'". Armed Force Journal. 106 (15): 14–15.
Nugent, J.B. (1967). "Ignorance". New Catholic Encyclopedia. New York: McGraw-Hill Book Company. Retrieved March 13, 2025.
Bartlett, John (1955). Familiar Quotations: a collection of passages, phrases, and proverbs traced to their sources in ancient and modern literature (13 ed.). Boston: Little, Brown. p. 754.
Felleman, Hazel, ed. (1936). The Best Loved Poems of the American People. Garden City, New York: Garden City Books. p. 623.
Morgan, Joy Elmer, ed. (1951). The American Citizens Handbook. National Education Association of the United States. p. 371.
Burton, Isabel (1893). The Life of Sir Richard F. Burton, K.C.M.G., F.R.G.S. London: Chapman & Hall. p. 548. Retrieved March 19, 2025.
"Japanese Proverbs". Presbyterian Standard. Vol. XLVI, no. 53. Charlotte, N.C. February 6, 1907. p. 21.
Hoult, Elizabeth (2006). Learning support : a guide for mature students. Sage Publications. p. 55. ISBN 9781412902946.
Driscoe, Margaret Sutton (December 22, 1894). "The Days We Live In". Harper's Bazaar. Vol. 27, no. 51. p. 6. Retrieved March 19, 2025.
Dixon, Michael (April 16, 1993). "A case of the worst sort of ignorance". Financial Times. London. p. 22. Retrieved March 19, 2025.
"Bruce Lee: A Visit to the Grave". Grand Royal Magazine. No. Fall/Winter. Los Angeles. 1993. p. 50. Retrieved March 19, 2025.
Al=Ghazali, Muhammad Hamid (June 25, 2013). "الباب السادس في آفات العلم وبيان علامات علماء الآخرة والعلماء السو". كتاب: إحياء علوم الدين کتاب العلم (in Arabic). pp. 87–88.
Al-Ghazali, Abu Hamed (2011). Revival of the Religion's Sciences. Translated by al-Sharif, Mohammad Mahdi. Beirut, Lebanon: Dar Al-Kotob Al-ilmiyah. p. 115. ISBN 978-2-7451-5945-8.
Axworthy, Michael (2008). A history of Iran : empire of the mind. New York: Basic Books. ISBN 978-0-465-00888-9.
Arberry, A.J. (1958). Classical Persian Literature. London: George Allen & Unwin Ltd. p. 315. ISBN 9780203985434. {{cite book}}: ISBN / Date incompatibility (help)
"University Responding to Challenges". UCLA Summer Bruin. June 15, 1962. p. 2.
Luft, Joseph (1969). Of human interaction. National Press Book. ISBN 978-0-87484-134-3.

bbc.co.uk

news.bbc.co.uk

"Rum remark wins Rumsfeld an award". BBC News. December 2, 2003. Retrieved September 30, 2012.

books.google.com

Girard, John; Girard, JoAnn (June 1, 2009). A Leader's Guide to Knowledge Management: Drawing on the Past to Enhance Future Performance. Business Expert Press. pp. 55–. ISBN 9781606490198. Retrieved February 10, 2014.
Saravanan, R. (2021). "Chapter 13: The Rumsfeld Matrix". The Climate Demon: Past, Present, and Future of Climate Prediction. Cambridge University Press. pp. 193–211. doi:10.1017/9781009039604. ISBN 9781009039604.
"NASA Program Management and Procurement Procedures and Practices: Hearings Before the Subcommittee on Space Science and Applications of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, First Session, June 24, 25, 1981". U.S. Government Printing Office. 1981.
Rumsfeld, Donald (2011). Known and Unknown: A Memoir. New York: Penguin Group. p. xiv. ISBN 9781101502495.
Rumsfeld, Donald H. (February 8, 2000). Remarks of the Honorable Donald H. Rumsfeld Prepared for delivery, Community Forum Series: The New National Security Environment. Nominations Before the Senate Armed Services Committee, First Session, 107th Congress. Bryn Mawr, Pennsylvania: U.S. Government Printing Office. pp. 194–203. ISBN 978-0-16-069297-0.
Neve, Geert de; Luetchford, Peter (2008). Hidden Hands in the Market: Ethnographies of Fair Trade, Ethical Consumption, and Corporate Social Responsibility. Emerald Group Publishing. pp. 252–. ISBN 9781848550582. Retrieved February 10, 2014.
Rumsfeld, Donald (2011). Known and Unknown: A Memoir. New York: Penguin Group. p. xiii. ISBN 9781101502495.
Rozell, Daniel J. (2020). Dangerous Science: Science Policy and Risk Analysis for Scientists and Engineers. Ubiquity Press. p. 48. ISBN 9781911529897.
McCarthy, Christine; Carr, David; Bailey, Richard; Barrow, Robin, eds. (March 23, 2010). The SAGE Handbook of Philosophy of Education. p. 304. ISBN 9781446206973.
Pullum, Geoffrey K. (2005). "No foot in mouth". In Sumner, Tom (ed.). Untidy: The Blogs on Rumsfeld. Wilsonville, Oregon: William, James & Co. p. 28. ISBN 9781590280478.
Kimbro, Dennis (1993). "September 4: Sesame Street". Daily Motivations for African-American Success. New York: Random House - Fawcett Books. ISBN 9780449223253.

defense.gov

archive.defense.gov

"Defense.gov News Transcript: DoD News Briefing – Secretary Rumsfeld and Gen. Myers". United States Department of Defense. February 12, 2002. Archived from the original on April 6, 2016.

doi.org

Saravanan, R. (2021). "Chapter 13: The Rumsfeld Matrix". The Climate Demon: Past, Present, and Future of Climate Prediction. Cambridge University Press. pp. 193–211. doi:10.1017/9781009039604. ISBN 9781009039604.
Daase, Christopher; Kessler, Oliver (December 2007). "Knowns and Unknowns in the 'War on Terror': Uncertainty and the Political Construction of Danger". Security Dialogue. 38 (4): 411–434. doi:10.1177/0967010607084994. ISSN 0967-0106. S2CID 145253344.
Tovstiga, Nicole; Tovstiga, George (2021). "COVID-19: a knowledge and learning perspective". Knowledge Management Research & Practice. 19 (4): 427–432. doi:10.1080/14778238.2020.1806749.
Little, J.L.; Cleven, C.D.; Brown, S.D. (2011). "Identification of "Known Unknowns" utilizing accurate mass data and chemical abstracts service databases". J. Am. Soc. Mass Spectrom. 22 (2): 348–359. Bibcode:2011JASMS..22..348L. doi:10.1007/s13361-010-0034-3. PMID 21472594.
Little, James L. (2011). "Identification of "known unknowns" utilizing accurate mass data and ChemSpider". Journal of the American Society for Mass Spectrometry. 23 (1): 179–185. doi:10.1007/s13361-011-0265-y. PMID 22069037.
Stein, S. (2012). "Mass Spectral Reference Libraries: An Ever-Expanding Resource for Chemical Identification". Analytical Chemistry. 84 (17): 7274–7282. doi:10.1021/ac301205z. PMID 22803687.
McEachran, Andrew D.; Sobus, Jon R.; Williams, Antony J. (2016). "Identifying known unknowns using the US EPA's CompTox Chemistry Dashboard". Analytical and Bioanalytical Chemistry. 409 (7): 1729–1735. doi:10.1007/s00216-016-0139-z. PMID 27987027. S2CID 31754962.
Schymanski, Emma L.; Williams, Antony J. (2017). "Open Science for Identifying "Known Unknown" Chemicals". Environmental Science and Technology. 51 (10): 5357–5359. Bibcode:2017EnST...51.5357S. doi:10.1021/acs.est.7b01908. PMC 6260822. PMID 28475325.

gov.bc.ca

empr.gov.bc.ca

"Phase V: Waste Disposal". Statement of Evidence of E. D'Appolonia, D'Appolonia Consulting Engineers, Pittsburgh, Pennsylvania. Proceedings of the British Columbia Royal Commission of Inquiry into Uranium Mining. 1979. ISBN 978-0-7718-8198-5. 0005037606.

harvard.edu

ui.adsabs.harvard.edu

Little, J.L.; Cleven, C.D.; Brown, S.D. (2011). "Identification of "Known Unknowns" utilizing accurate mass data and chemical abstracts service databases". J. Am. Soc. Mass Spectrom. 22 (2): 348–359. Bibcode:2011JASMS..22..348L. doi:10.1007/s13361-010-0034-3. PMID 21472594.
Schymanski, Emma L.; Williams, Antony J. (2017). "Open Science for Identifying "Known Unknown" Chemicals". Environmental Science and Technology. 51 (10): 5357–5359. Bibcode:2017EnST...51.5357S. doi:10.1021/acs.est.7b01908. PMC 6260822. PMID 28475325.

hbr.org

Courtney, Hugh; Kirkland, Jane; Viguerie, Patrick (November 1997). "Strategy Under Uncertainty". Harvard Business Review. 75 (6): 66–79. PMID 10174798.

johnquiggin.com

Quiggin, John (February 10, 2004). "In Defense of Rumsfeld". johnquiggin.com. Retrieved January 5, 2024.

jstor.org

Gordon, William E (July 1950). "The research project: Its educational value and its contribution to social work knowledge". Social Work Journal. 31 (3): 110–116. JSTOR 23705367.

lacan.com

Žižek, Slavoj (May 21, 2004). "What Rumsfeld Doesn't Know That He Knows About Abu Ghraib". In These Times. Retrieved February 23, 2009 – via lacan.com.

lynda.com

Biafore, Bonnie (December 14, 2011). "Project Management Fundamentals". Lynda.com. Lynda.com/LinkedIN. Retrieved October 17, 2015.

newyorker.com

Newhouse, J. (June 14, 1982), "A reporter at large: a sporty game; 1-betting the company", New Yorker, pp. 48–105.

nih.gov

pubmed.ncbi.nlm.nih.gov

Courtney, Hugh; Kirkland, Jane; Viguerie, Patrick (November 1997). "Strategy Under Uncertainty". Harvard Business Review. 75 (6): 66–79. PMID 10174798.
Little, J.L.; Cleven, C.D.; Brown, S.D. (2011). "Identification of "Known Unknowns" utilizing accurate mass data and chemical abstracts service databases". J. Am. Soc. Mass Spectrom. 22 (2): 348–359. Bibcode:2011JASMS..22..348L. doi:10.1007/s13361-010-0034-3. PMID 21472594.
Little, James L. (2011). "Identification of "known unknowns" utilizing accurate mass data and ChemSpider". Journal of the American Society for Mass Spectrometry. 23 (1): 179–185. doi:10.1007/s13361-011-0265-y. PMID 22069037.
Stein, S. (2012). "Mass Spectral Reference Libraries: An Ever-Expanding Resource for Chemical Identification". Analytical Chemistry. 84 (17): 7274–7282. doi:10.1021/ac301205z. PMID 22803687.
McEachran, Andrew D.; Sobus, Jon R.; Williams, Antony J. (2016). "Identifying known unknowns using the US EPA's CompTox Chemistry Dashboard". Analytical and Bioanalytical Chemistry. 409 (7): 1729–1735. doi:10.1007/s00216-016-0139-z. PMID 27987027. S2CID 31754962.
Schymanski, Emma L.; Williams, Antony J. (2017). "Open Science for Identifying "Known Unknown" Chemicals". Environmental Science and Technology. 51 (10): 5357–5359. Bibcode:2017EnST...51.5357S. doi:10.1021/acs.est.7b01908. PMC 6260822. PMID 28475325.

ncbi.nlm.nih.gov

Schymanski, Emma L.; Williams, Antony J. (2017). "Open Science for Identifying "Known Unknown" Chemicals". Environmental Science and Technology. 51 (10): 5357–5359. Bibcode:2017EnST...51.5357S. doi:10.1021/acs.est.7b01908. PMC 6260822. PMID 28475325.

nytimes.com

Scott (2014). "Not Giving an Inch in a Battle of Wits and Words; Deciphering Donald H. Rumsfeld in 'The Unknown Known'". The New York Times. Retrieved April 4, 2014.

proquest.com

"A Knowsy Proverb". The Globe. Toronto. December 15, 1885. p. 6. Retrieved March 19, 2025.

researchgate.net

Tovstiga, Nicole; Tovstiga, George (2021). "COVID-19: a knowledge and learning perspective". Knowledge Management Research & Practice. 19 (4): 427–432. doi:10.1080/14778238.2020.1806749.

sagepub.com

journals.sagepub.com

Daase, Christopher; Kessler, Oliver (December 2007). "Knowns and Unknowns in the 'War on Terror': Uncertainty and the Political Construction of Danger". Security Dialogue. 38 (4): 411–434. doi:10.1177/0967010607084994. ISSN 0967-0106. S2CID 145253344.

semanticscholar.org

api.semanticscholar.org

Daase, Christopher; Kessler, Oliver (December 2007). "Knowns and Unknowns in the 'War on Terror': Uncertainty and the Political Construction of Danger". Security Dialogue. 38 (4): 411–434. doi:10.1177/0967010607084994. ISSN 0967-0106. S2CID 145253344.
McEachran, Andrew D.; Sobus, Jon R.; Williams, Antony J. (2016). "Identifying known unknowns using the US EPA's CompTox Chemistry Dashboard". Analytical and Bioanalytical Chemistry. 409 (7): 1729–1735. doi:10.1007/s00216-016-0139-z. PMID 27987027. S2CID 31754962.

telegraph.co.uk

Steyn, Mark (December 9, 2003). "Rummy speaks the truth, not gobbledygook". Daily Telegraph. Retrieved October 30, 2008.

web.archive.org

"Defense.gov News Transcript: DoD News Briefing – Secretary Rumsfeld and Gen. Myers". United States Department of Defense. February 12, 2002. Archived from the original on April 6, 2016.

worldcat.org

search.worldcat.org

Krogerus, Mikael (2012). The Decision Book: Fifty Models for Strategic Thinking. Roman Tschäppeler, Jenny Piening (1st American ed.). New York: W.W. Norton & Co. pp. 86–87. ISBN 978-0-393-07961-6. OCLC 738350045.
Daase, Christopher; Kessler, Oliver (December 2007). "Knowns and Unknowns in the 'War on Terror': Uncertainty and the Political Construction of Danger". Security Dialogue. 38 (4): 411–434. doi:10.1177/0967010607084994. ISSN 0967-0106. S2CID 145253344.

worldcat.org

Krogerus, Mikael (2012). The Decision Book: Fifty Models for Strategic Thinking. Roman Tschäppeler, Jenny Piening (1st American ed.). New York: W.W. Norton & Co. pp. 86–87. ISBN 978-0-393-07961-6. OCLC 738350045.