“DISCRIMINATION BETWEEN PRE-MONSOON THUNDERSTORM AND NON-THUNDERSTORM DAYS AT DUMDUM (CALCUTTA)”. MAUSAM 52, no. 3 (July 1, 2001): 606–608. Accessed December 22, 2025. https://mausamjournal.imd.gov.in/index.php/MAUSAM/article/view/1734.