Hadi, Inaam Mohammed Ali, Farhan Dakhil Shyaa, and Shukur Neamah Al-aeashi. “Essentially Second Modules”. Iraqi Journal of Science 60, no. 6 (June 26, 2019): 1374–1380. Accessed December 8, 2025. https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/772.