K. Shaki, Ibtehal, and Nawras S. Sabeeh. “Zinc Removal from Industrial Wastewater by Electro-Coagulation Process”. Iraqi Journal of Chemical and Petroleum Engineering 8, no. 2 (June 30, 2007): 43-46. Accessed November 29, 2019. http://ijcpe.uobaghdad.edu.iq/index.php/ijcpe/article/view/477.