Sunny, F., M. S. Miah, M. Y. Mia, and R. H. Rimi. “Temporal Variability, Trends of Climatic Variables and Drought Analysis of Rajshahi and Sylhet District, Bangladesh”. Journal of the Asiatic Society of Bangladesh, Science, vol. 46, no. 2, Dec. 2020, pp. 133-41, doi:10.3329/jasbs.v46i2.54409.