Ali, Nagham, and Obed Majeed Ali. “Effect of Square and Perforated Fins on Improving the Efficiency of the Classic Pyramidal Solar Still”. NTU Journal of Renewable Energy 6, no. 1 (April 23, 2024): 68–77. Accessed May 18, 2024. https://journals.ntu.edu.iq/index.php/NTU-JRE/article/view/942.