Fikrat M. Hassan, Adnan N. A. R. AL-Baidhani, Sahira H. H. Al-Khalidi. “Evaluation Industrial and Domestic Wastewater Treatment Plant of Diala’s State Company of Electrical Industries, Iraq”. Mesopotamia Environmental Journal (mesop. Environ. J) ISSN: 2410-2598, vol. 2, no. 4, Mar. 2022, pp. 14-22, https://mej.uobabylon.edu.iq/index.php/mej/article/view/100.