BENCI, Vieri; GRISANTI, Carlo R.; MICHELETTI, Anna Maria. Existence and non existence of the ground state solution for the nonlinear Schroedinger equations with $V(\infty)=0$. Topological Methods in Nonlinear Analysis, [S. l.], v. 26, n. 2, p. 203–219, 2005. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2005.031. Acesso em: 12 mar. 2025.