G ABDULAHAD, G.; جوزیف; H SALLO, A.; أزهار. A local Existence Theorem For Certain Fractional Differential Equations. Journal of Education and Science (JES), [S. l.], v. 18, n. 2, p. 117–125, 2007. DOI: 10.33899/edusj.2007.163006. Disponível em: https://rjps.uomosul.edu.iq/index.php/edusj/article/view/17562. Acesso em: 4 aug. 2025.