“GLOBAL ANALYSIS OF LONG-TERM TRENDS IN TOTAL OZONE DERIVED FROM DOBSON OR GROUND BASED INSTRUMENT DATA”. MAUSAM 62, no. 1 (January 1, 2011): 103–107. Accessed December 29, 2025. https://mausamjournal.imd.gov.in/index.php/MAUSAM/article/view/215.