HUSSAINI, N. .; LUBUMA, J.-S. A Non-Standard Finite-difference (NSFD) Scheme for Simultaneous Infection Model. International Journal of Mathematical Analysis and Modelling, [S. l.], v. 1, n. 1, 2023. Disponível em: https://journal.tnsmb.org/index.php/ijmam/article/view/1. Acesso em: 12 sep. 2026.