Vathana, Vidya, and Sarala Thambavani D. “Ambient Concentration of Suspended Particulate Matter and Manganese in Urban Area of Madurai City”. Journal of Research in Biology 2, no. 1 (January 5, 2012): 001-006. Accessed November 22, 2024. https://ojs.jresearchbiology.com/ojs1/index.php/jrb/article/view/161.