IRANMANESH, M.; JAFARPOUR, M.; AGHABOZORGI, H. On Sperner \(\Gamma\)-(semi)hypergroups. Communications in Mathematics and Applications, [S. l.], v. 8, n. 1, p. 61–68, 2017. DOI: 10.26713/cma.v8i1.501. Disponível em: http://www.rgnpublications.com/journals/index.php/cma/article/view/501. Acesso em: 29 apr. 2024.