CANINO, Annamaria. On the existence of three solutions for jumping problems involving quasilinear operators. Topological Methods in Nonlinear Analysis, [S. l.], v. 18, n. 1, p. 1–16, 2001. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2001.021. Acesso em: 8 jul. 2025.