Majbor, Kosay, Qais Alias, Wafa Tobia, and Mohamed Hamed. “Cathodic Protection Design Algorithms for Refineries Aboveground Storage Tanks”. Journal of Engineering 23, no. 12 (November 26, 2017): 82-95. Accessed April 4, 2020. http://joe.uobaghdad.edu.iq/index.php/main/article/view/405.