ALEXANDER, GEORGE, R. N. KESHAVAMURTY, U.S. DE, R. CHELLAPPA, S. K. DAS, and P. V. PILLAI. 1978. “Fluctuations of Monsoon Activity”. MAUSAM 29 (1):76-87. https://doi.org/10.54302/mausam.v29i1.2862.