IANNI, I. Sign-changing radial solutions for the Schrödinger-Poisson-Slater problem. Topological Methods in Nonlinear Analysis, [S. l.], v. 41, n. 2, p. 365–385, 2013. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2013.017. Acesso em: 16 oct. 2021.