Pondyal KN, Bhattarai BK, Sapkota B, Kjeldstad B. Solar Radiation Potential at Four Sites of Nepal. J. Inst. Engineering [Internet]. 2012 Feb. 26 [cited 2024 Apr. 26];8(3):189-97. Available from: https://www.nepjol.info/index.php/JIE/article/view/5944