The Homotopy Analysis Method for Solving Multi- Fractional Order Integro-Differential Equations. Al-Nahrain Journal of Science, [S. l.], v. 14, n. 3, p. 139–143, 2011. Disponível em: https://mail.anjs.edu.iq/index.php/anjs/article/view/849.. Acesso em: 19 sep. 2024.