GANDA, S. C., and S. K. MIDYA. “Short Term Stratospheric Ozone Trend over Dumdum and Its Relation With Flare Index of Northern Hemisphere”. MAUSAM 61, no. 1 (January 1, 2010): 117–120. Accessed October 5, 2024. http://103.215.208.102/index.php/MAUSAM/article/view/782.