Gradient-type nonlinear resonance elliptic systems on the Sierpiński gasket. Gulf Journal of Mathematics, [S. l.], v. 20, n. 2, p. 303–316, 2025. DOI: 10.56947/gjom.v20i2.3180. Disponível em: https://gjom.org/index.php/gjom/article/view/3180. Acesso em: 22 sep. 2026.