Benchohra, Mouffak, Gaston M. N‘Guérékata, and Djamila Seba. “Measure of Noncompactness and Nondensely Defined Semilinear Functional Differential Equations With Fractional Order”. CUBO, A Mathematical Journal 12, no. 3 (October 1, 2010): 35–48. Accessed May 19, 2024. https://www.perspectivasdelacomunicacion.cl/ojs/index.php/cubo/article/view/1390.