Mohammed, H. I., and S.F. Bassat. “Test of the Treatment Unit Efficiency, In Soap and Detergents Factory , In Improving The Quality Of Industrial Waste Water”. Ibn AL-Haitham Journal For Pure and Applied Sciences, vol. 25, no. 2, May 2017, https://jih.uobaghdad.edu.iq/index.php/j/article/view/616.