Media type: E-Article Title: COVID-19, Mathematical Models and Optimism Contributor: Kumar, Mamidala Jagadesh imprint: Informa UK Limited, 2021 Published in: IETE Technical Review Language: English DOI: 10.1080/02564602.2021.1952578 ISSN: 0256-4602; 0974-5971 Keywords: Electrical and Electronic Engineering Origination: Footnote: