Numerical Solutions of the SIR Mathematical Model of Computer Viruses Involving Non-linear Fractional Order Differential Equation. European Journal of Pure and Applied Mathematics, Maryland, USA, v. 18, n. 4, p. 6693, 2025. DOI: 10.29020/nybg.ejpam.v18i4.6693. Disponível em: https://www.ejpam.com/index.php/ejpam/article/view/6693. Acesso em: 5 dec. 2025.