Ismair AI-Rijabo, Waleed, and Sardar M.R Kareem. “Water Availability and Water Balance in Erbil Governorate”. Journal of Education and Science (JES) 18, no. 1 (January 1, 2006): 73–87. Accessed August 4, 2025. https://rjps.uomosul.edu.iq/index.php/edusj/article/view/17401.