Azokpota, Paustella, Robinah Nalwanga, Yvette Montcho, Kassifou Traoré, Jonas Têlé Doumatè, and Romain Glèlè Kakaï. “Mathematical Analysis of the Dynamics of COVID-19 in the Face of Vaccination in African Countries”. Contemporary Mathematics 5, no. 3 (September 6, 2024): 3689–3739. Accessed December 21, 2024. https://ojs.wiserpub.com/index.php/CM/article/view/3404.