Proving The Existence and the Uniqueness Solutions of fractional Integro- Differential Equations. Iraqi Journal of Science, [S. l.], v. 54, n. 2, p. 368–373, 2024. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/12306.. Acesso em: 17 may. 2024.