SARMA , AALN, and M RAVINDRANATH. “Studies on the Incidence of Droughts through Seasonal Aridity Index”. MAUSAM 37, no. 2 (April 1, 1986): 207–210. Accessed December 11, 2023. https://mausamjournal.imd.gov.in/index.php/MAUSAM/article/view/2345.