A coupled non-separated system of Hadamard-type fractional differential equations. Advances in the Theory of Nonlinear Analysis and its Application, [S. l.], v. 6, n. 1, p. 33–44, 2023. Disponível em: https://atnaea.org/index.php/journal/article/view/99.. Acesso em: 4 jul. 2024.