PRIETO, C. Fixed point theory and framed cobordism. Topological Methods in Nonlinear Analysis, [S. l.], v. 21, n. 1, p. 155–169, 2003. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2003.010. Acesso em: 22 jul. 2024.