Fuzzy Right (Left) Ideals in Hypergroupoids and Fuzzy Bi-ideals in Hypersemigroups. Armenian Journal of Mathematics, [S. l.], v. 10, n. 3, p. 1–10, 2022. DOI: 10.52737/18291163-2018.10.3-1-10. Disponível em: https://armjmath.sci.am/index.php/ajm/article/view/196. Acesso em: 21 nov. 2024.