OKOYE, C. .; OKOFU, M. .; NUBILA, . N. .; EJIKEME , C. .; AGBEBAKU, D. . Mathematical model showing preventive measure as a key to reducing Coronavirus disease (COVID-19) spread. International Journal of Mathematical Analysis and Modelling, [S. l.], v. 7, n. 2, 2024. Disponível em: https://tnsmb.org/journal/index.php/ijmam/article/view/170. Acesso em: 28 jul. 2026.