Asymptotic attractive nonlinear fractional order Riemann-Liouville integral equations in Banach algebras. Nonlinear Studies, [S. l.], v. 20, n. 1, 2012. Disponível em: https://www.nonlinearstudies.com/index.php/nonlinear/article/view/730. Acesso em: 17 oct. 2025.