HARIHARA AYYAR , P. S., and N. TRIPATHI. “Relationship of the Clock-Hour to 6o-Min and the Observational Day to I440-Min Rainfall”. MAUSAM 24, no. 3 (July 1, 1973): 279–282. Accessed April 23, 2024. https://mausamjournal.imd.gov.in/index.php/MAUSAM/article/view/5159.