Bouaouid, Mohamed, Ahmed Kajouni, Khalid Hilal, and Said Melliani. “A Class of Nonlocal Impulsive Differential Equations With Conformable Fractional Derivative”. CUBO, A Mathematical Journal 24, no. 3 (December 21, 2022): 439–455. Accessed April 18, 2024. https://cubo.ufro.cl/ojs/index.php/cubo/article/view/3208.