Jablonski N.G. & Chaplin G. 2000. The evolution of human skin coloration (pdf), Journal of Human Evolution39: 57–106. Archived 2012-01-14 at the Wayback Machine
Rezelman, David; F.G. Gosling and Terrence R. Fehner (2000). "The atomic bombing of Hiroshima". U.S. Department of Energy. Archived from the original on 2006-09-29. Retrieved 2007-09-18. page on Hiroshima casualties.
Tishkoff SA, Kidd KK (November 2004). "Implications of biogeography of human populations for 'race' and medicine". Nat. Genet. 36 (11 Suppl): S21–7. doi:10.1038/ng1438. PMID15507999. S2CID1500915.
"Mass of an adult". The Physics Factbook: an encyclopedia of scientific essays. Archived from the original on 1 January 2018. Retrieved 31 December 2017.
Tishkoff SA, Kidd KK (November 2004). "Implications of biogeography of human populations for 'race' and medicine". Nat. Genet. 36 (11 Suppl): S21–7. doi:10.1038/ng1438. PMID15507999. S2CID1500915.
New York TimesArchived 2017-08-10 at the Wayback Machine article Fossils in Kenya challenge linear evolution published August 9, 2007 says "Scientists who dated and analyzed the specimens — a 1.44 million-year-old Homo habilis and a 1.55 million-year-old Homo erectus — said their findings challenged the conventional view that these species evolved one after the other. Instead, they apparently lived side by side in eastern Africa for almost half a million years".
American Association of Physical Anthropologists (27 March 2019). "AAPA Statement on Race and Racism". American Association of Physical Anthropologists. Archived from the original on 22 March 2020. Retrieved 19 June 2020.
Tishkoff SA, Kidd KK (November 2004). "Implications of biogeography of human populations for 'race' and medicine". Nat. Genet. 36 (11 Suppl): S21–7. doi:10.1038/ng1438. PMID15507999. S2CID1500915.
New York TimesArchived 2017-08-10 at the Wayback Machine article Fossils in Kenya challenge linear evolution published August 9, 2007 says "Scientists who dated and analyzed the specimens — a 1.44 million-year-old Homo habilis and a 1.55 million-year-old Homo erectus — said their findings challenged the conventional view that these species evolved one after the other. Instead, they apparently lived side by side in eastern Africa for almost half a million years".
"Human weight". Articleworld.org. Archived from the original on 8 December 2011. Retrieved 10 December 2011.
"Mass of an adult". The Physics Factbook: an encyclopedia of scientific essays. Archived from the original on 1 January 2018. Retrieved 31 December 2017.
Jablonski N.G. & Chaplin G. 2000. The evolution of human skin coloration (pdf), Journal of Human Evolution39: 57–106. Archived 2012-01-14 at the Wayback Machine
American Association of Physical Anthropologists (27 March 2019). "AAPA Statement on Race and Racism". American Association of Physical Anthropologists. Archived from the original on 22 March 2020. Retrieved 19 June 2020.
Rezelman, David; F.G. Gosling and Terrence R. Fehner (2000). "The atomic bombing of Hiroshima". U.S. Department of Energy. Archived from the original on 2006-09-29. Retrieved 2007-09-18. page on Hiroshima casualties.