“Strongly Hollow R - Annihilator Lifting Modules and Strongly R - Annihilator (Hollow- Lifting) Modules”. Iraqi Journal of Science 61, no. 11 (November 28, 2020): 3047–3052. Accessed November 22, 2024. https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/2015.