Baillie, Sarah, Kelley Dennings, and Stephanie Feldstein. “Endangered Species Condoms: A Social Marketing Tool for Starting Conversations about Population”. The Journal of Population and Sustainability 4, no. 2 (June 1, 2020): 31–44. Accessed March 28, 2024. https://www.whp-journals.co.uk/JPS/article/view/648.