Momani, S. «Local and Global Uniqueness Theorems on Differential Equations of Non-Integer Order via Bihari”™s and Gronwall”™s Inequalities». Rev. Téc. Fac. Ing. Univ. Zulia, Vol. 23, n.º 1, 1, https://produccioncientificaluz.org./index.php/tecnica/article/view/5675.