XU, Jiafa; LIU, Lishan; BAI, Shikun; WU, Yonghong. Solvability for a system of Hadamard fractional multi-point boundary value problems. Nonlinear Analysis: Modelling and Control, [S. l.], v. 26, n. 3, p. 502–521, 2021. DOI: 10.15388/namc.2021.26.22538. Disponível em: https://www.journals.vu.lt/nonlinear-analysis/article/view/22538. Acesso em: 11 apr. 2025.