Interval Value Fuzzy k-Ideals of a KU-Semigroup. Ibn AL-Haitham Journal For Pure and Applied Sciences, [S. l.], v. 33, n. 2, p. 95–106, 2020. DOI: 10.30526/33.2.2430. Disponível em: https://jih.uobaghdad.edu.iq/index.php/j/article/view/2430.. Acesso em: 30 apr. 2024.