Sado, Kerry A., and Lokman H. Hassan. “Modeling and Implementation of a PV-Powered DC Water Pump System for Irrigation in Duhok City”. Academic Journal of Nawroz University 7, no. 4 (December 21, 2018): 228–235. Accessed May 5, 2024. https://journals.nawroz.edu.krd/index.php/ajnu/article/view/294.