“Study the Impact of the Waste Which Discharged from Al-Karama and Sharq- Dijla Water Treatment Plants in Water Pollution of Tigris River Water”. Iraqi Journal of Science, vol. 55, no. 3A, Oct. 2023, pp. 1006-13, https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/11371.