Mishra, Neeta, and Milan Hait. 2025. “A COMPREHENSIVE ASSESSMENT OF AIR QUALITY IN BILASPUR DISTRICT IN RELATION TO NATIONAL AMBIENT AIR QUALITY STANDARDS (NAAQS) 2009”. International Journal of Research -GRANTHAALAYAH 13 (6):252–259. https://doi.org/10.29121/granthaalayah.v13.i6.2025.6281.