Saxena, Arti, Falak Bhardwaj, and Vijay Kumar. “COVID-19 Forecasting: A Statistical Approach”. Bangladesh Journal of Medical Science 20, no. 5 (September 5, 2021): 85–96. Accessed December 5, 2021. https://www.banglajol.info/index.php/BJMS/article/view/55401.