FIJALKOWSKI, P.; PRZERADZKI, B. On a radial positive solution to a nonlocal elliptic equation. Topological Methods in Nonlinear Analysis, [S. l.], v. 21, n. 2, p. 293–300, 2003. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2003.017. Acesso em: 27 apr. 2024.