Abdulmajeed B, Ibrahim A. Mass Transfer Study for Bio-Synergy in Dairy Wastewater Treatment Plant. Eng. J. [Internet]. 30Aug.2018 [cited 29Nov.2019];24(9):51-3. Available from: http://joe.uobaghdad.edu.iq/index.php/main/article/view/j.eng.2018.09.04