NIRWANI, Nidhi; BADSHAH, V.H.; KHANDELWAL, R. Stability analysis of an SIR model with immunity and modified transmission function. International Journal of Applied Mathematical Research, [S. l.], v. 4, n. 2, p. 228–233, 2015. DOI: 10.14419/ijamr.v4i2.4257. Disponível em: https://www.sciencepubco.com/index.php/ijamr/article/view/4257.. Acesso em: 28 apr. 2024.