1. Allen GE (2013) “Culling the herd”: eugenics and the conservation movement in the United States, 1900–1940. J Hist Biol 46(1):31–72. Retrieved on December 31, 2021 from: https://link.springer.com/article/10.1007/s10739-011-9317-1
2. Amnesty International (2021) Death penalty in 2020: facts and figures. Retrieved on December 16, 2021 from: https://www.amnesty.org/en/latest/news/2021/04/death-penalty-in-2020-facts-and-figures/
3. Belluck P (2021) FDA will permanently allow abortion pills by mail, December 16. Retrieved on December 11, 2022 from: https://www.nytimes.com/2021/12/16/health/abortion-pills-fda.html
4. Besek JF, Greiner PT, Clark B (2021) WEB Du Bois and interdisciplinarity: a comprehensive picture of the scholar’s approach to natural science. J Class Sociol 21(2):144–164. Retrieved on January 8, 2022 from: https://www.patricktrentgreiner.com/files/DuBois_science.pdf
5. Bloch H, Sapsford D (2012) The Malthusian Paradox: declining food prices in the very long run. In: 2012 conference (56th), February 7–10, 2012, Fremantle, Australia 124240, Australian Agricultural and Resource Economics Society. Retrieved on December 26, 2021 from: https://ideas.repec.org/p/ags/aare12/124240.html