Majeed, Osama S. “Evaluation of Tigris River Water Quality Within Baghdad City Using the CCME Index for Various Purposes”. International Journal of Aquatic Biology 12, no. 4 (August 25, 2024): 360–373. Accessed January 8, 2025. http://ij-aquaticbiology.com/index.php/ijab/article/view/2274.