Sen, B.C. “An Approach to Objective Method of Forecasting Pre-Monsoon Thunderstorm at Culcutta Airport”. MAUSAM 26, no. 2 (April 1, 1975): 265–266. Accessed September 14, 2024. https://mausamjournal.imd.gov.in/index.php/MAUSAM/article/view/2183.