PESHIN, S. K., J. N. DEWHARE, R. C. BHATIA, and S. K. SRIVASTAV. “Recent Changes Observed in Column Ozone Concentrations over India”. MAUSAM 51, no. 1 (January 1, 2000): 69–74. Accessed November 22, 2024. http://103.215.208.102/index.php/MAUSAM/article/view/1758.