KHAN, N. N. .; BEGUM, S. A. .; AFEEF, R. .; KAMRUJJAMAN, M. Vaccine efficacy of COVID-19 in Bangladesh: Does vaccination prevent the pandemic?. GANIT: Journal of Bangladesh Mathematical Society, [S. l.], v. 43, n. 1, p. 045–062, 2023. DOI: 10.3329/ganit.v43i1.67858. Disponível em: https://banglajol.info/index.php/GANIT/article/view/67858. Acesso em: 16 aug. 2024.