Ahmad, Jamil, Muhammad Afzaal Akram, Shehzad Khattak, and Feroz Shah. 2017. “Comparison of Four Different Neutralizers for the Treatment of Acidic Waste Water”. Journal of the Pakistan Institute of Chemical Engineers 45 (1):JPIChE 45 (1) 2017 129-136. http://piche.org.pk/journal/index.php/jpiche/article/view/365.