Team, Support. “Intuitionistic Fuzzy Hyperideal Extensions of Semihypergroups: Kostaq Hila, Luljeta Kikina, Bijan Davvaz”. Thai Journal of Mathematics 13, no. 2 (August 1, 2015): 291–305. Accessed May 3, 2024. https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/509.