Perturbations in Epidemiological Models: When zombies attack, we can survive!. Letters in Biomathematics, [S. l.], v. 1, n. 2, p. 173–180, 2023. DOI: 10.30707/LiB1.2Allen. Disponível em: https://lettersinbiomath.org/manuscript/index.php/lib/article/view/15.. Acesso em: 21 nov. 2024.