Fadhel Hameed, A’laa, and Akram S. Mohammed. “Some Properties of Fuzzy Ideals of Unit Regular Semigroups”. Journal of Al-Qadisiyah for Computer Science and Mathematics, vol. 15, no. 4, Dec. 2023, pp. math. 1–10, doi:10.29304/jqcsm.2023.15.41349.