“Development of Compound Parabolic Concentrator Based on Flat Plate Receiver Solar Air Heater and Phase Change Material”. NTU Journal of Renewable Energy 6, no. 1 (January 23, 2024): 1–9. Accessed July 3, 2024. https://journals.ntu.edu.iq/index.php/NTU-JRE/article/view/642.