MARINO, Antonio; MUGNAI, Dimitri. Asymptotical multiplicity and some reversed variational inequalities. Topological Methods in Nonlinear Analysis, [S. l.], v. 20, n. 1, p. 43–62, 2002. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2002.024. Acesso em: 8 jul. 2025.