Fadhil Hussein, Nassr. “EXPERIMENTAL INVESTIGATION OF USING NEW SHAPE AUGMENTATIONS FOR ENHANCING HEAT TRANSFER IN HEAT EXCHANGERS”. Journal of Engineering and Sustainable Development 21, no. 6 (November 1, 2017): 80–91. Accessed April 20, 2025. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/489.