SY, P. W.; PARK, S. The KKM maps and fixed point theorems in convex spaces. Tamkang Journal of Mathematics, [S. l.], v. 34, n. 2, p. 169–174, 2003. DOI: 10.5556/j.tkjm.34.2003.264. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/264. Acesso em: 22 jul. 2024.