Helmuth Nyborg: Sex-related differences in general intelligence g, brain size, and social status. In: Personality and Individual Differences. Band39, Nr.3, 1. August 2005, ISSN0191-8869, S.497–509, doi:10.1016/j.paid.2004.12.011 (sciencedirect.com [abgerufen am 9. Januar 2022]).
Helmuth Nyborg: The decay of Western civilization: Double relaxed Darwinian Selection. In: Personality and Individual Differences (= Evolution of race and sex differences in intelligence and personality: Tribute to Richard Lynn at eighty). Band53, Nr.2, 1. Juli 2012, ISSN0191-8869, S.118–125, doi:10.1016/j.paid.2011.02.031 (sciencedirect.com [abgerufen am 9. Januar 2022]).
Helmuth Nyborg, Arthur R Jensen: Black–white differences on various psychometric tests: Spearman's hypothesis tested on American armed services veterans. In: Personality and Individual Differences. Band28, Nr.3, 1. März 2000, ISSN0191-8869, S.593–599, doi:10.1016/S0191-8869(99)00122-1 (sciencedirect.com [abgerufen am 9. Januar 2022]).
Helmuth Nyborg: The intelligence–religiosity nexus: A representative study of white adolescent Americans. In: Intelligence. Band37, Nr.1, 1. Januar 2009, ISSN0160-2896, S.81–93, doi:10.1016/j.intell.2008.08.003 (sciencedirect.com [abgerufen am 9. Januar 2022]).
Helmuth Nyborg: Sex-related differences in general intelligence g, brain size, and social status. In: Personality and Individual Differences. Band39, Nr.3, 1. August 2005, ISSN0191-8869, S.497–509, doi:10.1016/j.paid.2004.12.011 (sciencedirect.com [abgerufen am 9. Januar 2022]).
Helmuth Nyborg: The decay of Western civilization: Double relaxed Darwinian Selection. In: Personality and Individual Differences (= Evolution of race and sex differences in intelligence and personality: Tribute to Richard Lynn at eighty). Band53, Nr.2, 1. Juli 2012, ISSN0191-8869, S.118–125, doi:10.1016/j.paid.2011.02.031 (sciencedirect.com [abgerufen am 9. Januar 2022]).
Helmuth Nyborg, Arthur R Jensen: Black–white differences on various psychometric tests: Spearman's hypothesis tested on American armed services veterans. In: Personality and Individual Differences. Band28, Nr.3, 1. März 2000, ISSN0191-8869, S.593–599, doi:10.1016/S0191-8869(99)00122-1 (sciencedirect.com [abgerufen am 9. Januar 2022]).
Helmuth Nyborg: The intelligence–religiosity nexus: A representative study of white adolescent Americans. In: Intelligence. Band37, Nr.1, 1. Januar 2009, ISSN0160-2896, S.81–93, doi:10.1016/j.intell.2008.08.003 (sciencedirect.com [abgerufen am 9. Januar 2022]).
Helmuth Nyborg: Sex-related differences in general intelligence g, brain size, and social status. In: Personality and Individual Differences. Band39, Nr.3, 1. August 2005, ISSN0191-8869, S.497–509, doi:10.1016/j.paid.2004.12.011 (sciencedirect.com [abgerufen am 9. Januar 2022]).
Helmuth Nyborg: The decay of Western civilization: Double relaxed Darwinian Selection. In: Personality and Individual Differences (= Evolution of race and sex differences in intelligence and personality: Tribute to Richard Lynn at eighty). Band53, Nr.2, 1. Juli 2012, ISSN0191-8869, S.118–125, doi:10.1016/j.paid.2011.02.031 (sciencedirect.com [abgerufen am 9. Januar 2022]).
Helmuth Nyborg, Arthur R Jensen: Black–white differences on various psychometric tests: Spearman's hypothesis tested on American armed services veterans. In: Personality and Individual Differences. Band28, Nr.3, 1. März 2000, ISSN0191-8869, S.593–599, doi:10.1016/S0191-8869(99)00122-1 (sciencedirect.com [abgerufen am 9. Januar 2022]).
Helmuth Nyborg: The intelligence–religiosity nexus: A representative study of white adolescent Americans. In: Intelligence. Band37, Nr.1, 1. Januar 2009, ISSN0160-2896, S.81–93, doi:10.1016/j.intell.2008.08.003 (sciencedirect.com [abgerufen am 9. Januar 2022]).