ROCHA, Thays; BERNINE, Elaine; BORGES, Fábio. Mathematical model for the propagation of COVID-19 in the Brazilian population with the insertion of the vaccine against disease. REVISTA CEREUS, [S. l.], v. 13, n. 1, p. 170–185, 2021. Disponível em: https://www.ojs.unirg.edu.br/index.php/1/article/view/3380. Acesso em: 1 ago. 2026.