Awasthi, Janaki, and Khem Narayan Poudyal. “Estimation of Global Solar Radiation Using Empirical Model on Meteorological Parameters at Simara Airport, Bara, Nepal”. Journal of the Institute of Engineering 14, no. 1 (June 4, 2018): 143–150. Accessed March 28, 2024. https://www.nepjol.info/index.php/JIE/article/view/20078.