Some characterizations of semigroups in terms of intuitionistic fuzzy interior ideals. Journal of Prime Research in Mathematics, [S. l.], v. 10, n. 1, p. 19 – 36, 2014. Disponível em: https://jprm.sms.edu.pk/index.php/jprm/article/view/99. Acesso em: 4 feb. 2026.