On The Solutions of Fractional Boundary Value Problems for a Combined Caputo Fractional Differential Equations. Contemporary Mathematics , [S. l.], v. 4, n. 2, p. 202–216, 2023. DOI: 10.37256/cm.4220232314. Disponível em: https://ojs353.mebyme.cn/index.php/CM/article/view/2314. Acesso em: 24 dec. 2025.