BARGE, H.; WÓJCIK, K. Mayer-Vietoris property of the fixed point index. Topological Methods in Nonlinear Analysis, [S. l.], v. 50, n. 2, p. 643–667, 2017. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2017.034. Acesso em: 22 jul. 2024.