DZEDZEJ, Z.; KRYSZEWSKI, W. Selections and approximations of convex-valued equivariant mappings. Topological Methods in Nonlinear Analysis, [S. l.], v. 40, n. 2, p. 381–414, 2012. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2012.038. Acesso em: 29 mar. 2024.