SELVAM, A. G. M.; DIVYA, A. Analysis of Discrete SIR Models and Local Stability. The International Journal of Science & Technoledge, [S. l.], v. 4, n. 8, 2016. Disponível em: http://internationaljournalcorner.com/index.php/theijst/article/view/123944. Acesso em: 30 jun. 2024.