Solvability for a Coupled System of Fractional $p$-Laplacian Differential Equations at Resonance. Communications in Mathematical Research, [S. l.], v. 33, n. 1, p. 33–52, 2020. DOI: 10.13447/j.1674-5647.2017.01.05. Disponível em: https://global-sci.com/index.php/cmr/article/view/8912. Acesso em: 5 dec. 2025.