D. Mahmood, Raida, and رائدة. “On Weakly Regular Rings and SSF-Rings”. AL-Rafidain Journal of Computer Sciences and Mathematics 3, no. 1 (June 25, 2025): 55–59. Accessed September 10, 2025. https://edusj.uomosul.edu.iq/index.php/csmj/article/view/37090.