HA, K. Y.; LEE, J. B. The Nielsen type numbers for maps on a 3-dimensional flat Riemannian manifold. Topological Methods in Nonlinear Analysis, [S. l.], v. 45, n. 2, p. 327–362, 2015. DOI: 10.12775/TMNA.2015.017. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2015.017. Acesso em: 26 apr. 2024.