Numerical Analysis of a Modified SIR Epidemic Model with the Effect of Time Delay. Punjab University Journal of Mathematics, [S. l.], v. 51, n. 1, p. 79–90, 2025. Disponível em: https://pujm.pu.edu.pk/index.php/pujm/article/view/404. Acesso em: 29 jun. 2025.