Yousif, Obaidullah Hatam, and Rostam Salam Aziz. “Geographical Evaluation of Functional Regional of Koya University (2014-2017)”. Journal of University of Raparin 9, no. 3 (June 29, 2022): 623–654. Accessed May 18, 2024. https://journal.uor.edu.krd/index.php/JUR/article/view/834.