Existence and Ulam-Hyers Stability Results to Fuzzy Fractional Boundary Value Problems via Hilfer Fractional Derivative. Nonlinear Studies, [S. l.], v. 31, n. 3, p. 759–777, 2024. Disponível em: https://nonlinearstudies.com/index.php/nonlinear/article/view/3378. Acesso em: 15 jan. 2025.