Wadud, Md. Anwar Hussen, Dr. Firoz Mridha, and Dr Kamruddin Nur. 2021. “COVID-19: Risk Analysis in South Asia With Respect to Europe and North America”. AIUB Journal of Science and Engineering (AJSE) 20 (3), 97 - 106. https://doi.org/10.53799/ajse.v20i3.196.