CLAPP, Monica; FERNÁNDEZ, Juan Carlos. Multiple solutions to the Bahri-Coron problem in the complement of a thin tubular neighbourhood of a manifold. Topological Methods in Nonlinear Analysis, [S. l.], v. 46, n. 2, p. 1119–1138, 2015. DOI: 10.12775/TMNA.2015.085. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2015.085. Acesso em: 3 jul. 2025.