Khorshid, Salman Z., Ghazi H. Al-Sharaa, and Maha F. Mohammed. “Using Multiattribute Analysis to Predicting Effective Porosity of Yamama Formation in Nasriya Oilfield Southern Iraq”. Iraqi Journal of Science 59, no. 3C (September 25, 2018): 1684-1696. Accessed November 29, 2021. https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/486.