Talib SA, Kareem FF. Interval Value Fuzzy k-Ideals of a KU-Semigroup. IHJPAS [Internet]. 2020 Apr. 20 [cited 2025 Apr. 30];33(2):95-106. Available from: https://www.jih.uobaghdad.edu.iq/index.php/j/article/view/2430