B.Sharad Rao, A.Anjikar, P.S.Rao, S.Kumari, S.Rayalu, Laukik Raut. “Exceedance Level of Air Pollutants in an Urban Area As a Tool for Designing Air Purifiers”. International Journal of Emerging Trends in Science and Technology 4, no. 08 (August 30, 2017): 5556-5560. Accessed November 23, 2024. http://igmpublication.org/ijetst.in/index.php/ijetst/article/view/1303.