V.K.G.Kalaiselvi, Pushgara Rani D, Hariharan Shanmugasundaram, Bhanu Prasad A, Pavithra P, and Sneka L. 2022. “AIR PURITY DETECTION USING IOT”. EPRA International Journal of Multidisciplinary Research (IJMR) 8 (9):91-94. http://eprajournals.net/index.php/IJMR/article/view/862.