Sulaymon, Abbas H, Hamied A Omran, and Nagam O Al-Fatlawy. “Performance of Countercurrent Flow Cooling Towers”. Iraqi Journal of Chemical and Petroleum Engineering 4, no. 1 (March 30, 2003): 1–12. Accessed May 3, 2025. https://www.ijcpe.uobaghdad.edu.iq/index.php/ijcpe/article/view/655.