RAO , D. VENKATESWARA, and A. K. MUKHERJEE. “On Forecasting Hailstorms by the Method of Vectorial Wind Changes”. MAUSAM 9, no. 4 (October 1, 1958): 313–322. Accessed May 27, 2024. https://mausamjournal.imd.gov.in/index.php/MAUSAM/article/view/4920.