MENAD , M. Analysis of a Fractional Nonlinear SIR Model with Atangana-Baleanu Derivatives. Journal of Fractional Calculus and Nonlinear Systems, [S. l.], v. 6, n. 2, p. 147–169, 2025. DOI: 10.48185/jfcns.v6i2.1912. Disponível em: https://www.sabapub.com/index.php/jfcns/article/view/1912. Acesso em: 16 apr. 2026.