1.
Sinan O. Al-Salihi, Emad I. Jassim. SOME RESULTS ON STRONGLY π-REGULAR RIN. Tikrit J. Pure Sci. [Internet]. 2023 Apr. 27 [cited 2026 May 31];28(2):121-4. Available from: http://www.tjpsj.org/index.php/tjps/article/view/1346