D. Mahmood, Raida, رائدة, Akram S. M., and اکرم. “On SNF-Rings , I”. AL-Rafidain Journal of Computer Sciences and Mathematics 11, no. 1 (June 25, 2025): 13–18. Accessed August 3, 2025. https://rjps.uomosul.edu.iq/index.php/csmj/article/view/19397.