SUNDARARAJ , N., and S. RAMACHANDRA. “Markov-Dependent Geometric Models for Weather Spells and Weather Cycles -A Study”. MAUSAM 26, no. 2 (April 1, 1975): 221–226. Accessed September 15, 2024. https://mausamjournal.imd.gov.in/index.php/MAUSAM/article/view/2166.