BUILDING A HYDRAULIC MODEL TO RAISE THE LEVEL OF THE TIGRIS RIVER IN THE SCARCITY PERIOD. J. eng. sustain. dev. [Internet]. 2022 Nov. 4 [cited 2024 May 3];26(6):13-22. Available from: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/967