"Predicting the Thermal Performance of a Mechanical Draft Counter Flow Cooling Tower of Closed Type". مجلة الهندسة والتنمية المستدامة, م 9, عدد 4, ديسمبر، 2005, ص 67-77, https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1821.