FREDJ, F.; HAMMOUCHE, H. On existence results for hybrid \(\psi-\)Caputo multi-fractional differential equations with hybrid conditions. CUBO, A Mathematical Journal, [S. l.], v. 24, n. 2, p. 273–289, 2022. DOI: 10.56754/0719-0646.2402.0273. Disponível em: https://cubo.ufro.cl/ojs/index.php/cubo/article/view/3102. Acesso em: 23 apr. 2024.