GUPTA, R. A., and B. K. AGARWAL. “Effect of Variations in Water Vapour and Albedo on Diffuse Sky Radiation”. MAUSAM 39, no. 4 (October 1, 1988): 415–420. Accessed November 22, 2024. http://103.215.208.102/index.php/MAUSAM/article/view/3919.