I M SHIROMANI PRIYANTHIKA , J., W. MATTHEW C, S. W L, and B. B R S B. “Impacts of the Madden-Julian Oscillation (MJO) on Rainfall in Sri Lanka”. MAUSAM, vol. 71, no. 3, July 2020, pp. 405-22, doi:10.54302/mausam.v71i3.39.