Jawad, Thaer K., Osama T. Al-Taai, and Yaseen K. Al-timimi. “Evaluation of Drought Characteristics in Iraq Using SC-PDSI”. Science Journal of University of Zakho 6, no. 3 (September 30, 2018): 94–99. Accessed March 29, 2024. https://sjuoz.uoz.edu.krd/index.php/sjuoz/article/view/511.