CASSANI, D.; DO Ó, J. M.; ZHANG, J. Multi-bump solutions for singularly perturbed Schrödinger equations in $\mathbb{R}^2$ with general nonlinearities. Topological Methods in Nonlinear Analysis, [S. l.], v. 49, n. 1, p. 205–231, 2016. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2016.074. Acesso em: 22 jul. 2024.