https://www.etvbharat.com/english/national/bharat/bharat-news/iit-tirupati-iiser-scientists-collaborate-to-develop-machine-that-sterilises-air-within-hours/na20200705183154929
COVID-19 Bulletin: 31 August 2020 (E) (indiascience.in)
Blast 1.O | to Blast Off the In Air Bacteria & Virus | Innovated by IIT Tirupati | Idi Sangathi - YouTube
