P. PARAMASIVAM AND R. BALASUBRAMANIAN, R. PARAMASIVAM,. “10. TREND OF NITROGEN INFLOW TO SOIL IN TAMIL NADU by R. PARAMASIVAM1, P. PARAMASIVAM2 AND R. BALASUBRAMANIAN3”. LIFE SCIENCES LEAFLETS 76 (May 1, 2016): 88 to 93. Accessed October 15, 2025. https://petsd.org/ojs/index.php/lifesciencesleaflets/article/view/1066.