PARTHASARATHY , B., and O. N. DHAR. “A Study of Trends and Periodicities in the Seasonal and Annual Rainfall of India”. MAUSAM 27, no. 1 (January 1, 1976): 23–28. Accessed December 25, 2024. http://103.215.208.102/index.php/MAUSAM/article/view/2382.