AHMAD, B.; ALBIDEEWI, A. F.; NTOUYAS, S. K.; ALSAEDI, A. Existence results for a multipoint boundary value problem of nonlinear sequential Hadamard fractional differential equations. CUBO, A Mathematical Journal, [S. l.], v. 23, n. 2, p. 225–237, 2021. DOI: 10.4067/S0719-06462021000200225. Disponível em: https://cubo.ufro.cl/ojs/index.php/cubo/article/view/2712. Acesso em: 3 may. 2024.