Naoum, A., and Wassan Al-Aubaidy. “ACTIONS OF FINITE GROUPS ON COMMUTATIVE RINGS ANDINVARIANT IDEALS”. Iraqi Journal of Science 50, no. Appendix (January 14, 2025): 46–52. Accessed December 5, 2025. https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/14331.