Fractional Elliptic Problem With Two Non-Local Terms Involving r(ξ)-Laplacian. Minimax Theory and its Applications, [S. l.], v. 10, n. 1, p. 76–108, 2025. Disponível em: https://journalmta.com/index.php/jmta/article/view/189. Acesso em: 27 may. 2026.