H. ABBAS, Samir.  Some numerical graphs with successive approximation method of fractional integro–differential equation. Academic Journal of Nawroz University (AJNU), [S. l.], v. 8, n. 4, 2019. Disponível em: https://journals.nawroz.edu.krd/files/article/view/678. Acesso em: 10 sep. 2026.