SULAYMAN∗, F.; YAKUBU*, A. .; MUHAMMAD*, A. .; ABUBAKAR‡, S. .; BAKO§, D. U. Mathematical model for COVID-19 transmission with impact of vaccination. International Journal of Mathematical Analysis and Modelling, [S. l.], v. 6, n. 1, 2023. Disponível em: https://tnsmb.org/journal/index.php/ijmam/article/view/85. Acesso em: 28 jul. 2026.