SEIR epidemic model with quarantine and distributed delay: revealing the occurrence of recurrent epidemic waves. Nonlinear Studies, [S. l.], v. 31, n. 4, p. 1247–1273, 2024. Disponível em: https://www.nonlinearstudies.com/index.php/nonlinear/article/view/3382. Acesso em: 1 mar. 2026.