AHMED, A. S. M. S. ., A. A. . MUNIM, Q. N. . BEGUM, and A. . Choudhury. “EI-Nino Southern Oscillation and Rainfall VarIation over Bangladesh”. MAUSAM, vol. 47, no. 2, Apr. 1996, pp. 157-62, doi:10.54302/mausam.v47i2.3713.