FADELL, E.; HUSSEINI, S. Configuration spaces on punctured manifolds. Topological Methods in Nonlinear Analysis, [S. l.], v. 20, n. 1, p. 25–42, 2002. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2002.023. Acesso em: 23 apr. 2024.