Md. Abdullah Al Masud, et al. “Performance Optimization of Solar Photovoltaic System Using Parabolic Trough and Fresnel Mirror Solar Concentrator”. International Journal of Integrated Engineering, vol. 14, no. 1, Mar. 2022, pp. 223-31, https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/8941.