Akpa, Onoja Matthew, and Benjamin Agboola Oyejola. “Modeling the Transmission Dynamics of HIV AIDS Epidemics: An Introduction and a Review”. The Journal of Infection in Developing Countries 4, no. 10 (June 17, 2010): 597–608. Accessed February 23, 2025. https://jidc.org/index.php/journal/article/view/21045351.