TURKOGLU, D.; ALTUN, I. Fixed point theorem for multivalued mappings satisfying an implicit relation. Tamkang Journal of Mathematics, [S. l.], v. 39, n. 3, p. 247–254, 2008. DOI: 10.5556/j.tkjm.39.2008.17. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/17. Acesso em: 25 apr. 2024.