JAHANSHAHI-NUKANDEH, Najmeh; TALEBI, Yahya; ASGHARI-LARIMI, Mohsen. Fuzzy H\(_v\)-semigroups. Italian Journal of Pure and Applied Mathematics, [S. l.], v. 42, p. 126–140, 2019. Disponível em: https://journals.uniurb.it/index.php/ijpam/article/view/7253. Acesso em: 27 oct. 2026.