CERNEA, A. Some topological properties of a nonconvex integral inclusion. Topological Methods in Nonlinear Analysis, [S. l.], v. 15, n. 1, p. 33–41, 2000. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2000.003. Acesso em: 29 mar. 2024.