“WMO/GAW/Inter-Comparison/of/Dobson/Ozone/Spectrophotometer/in/Tsukuba,/Japan-2006/and/Inter-Comparison/of/National/Standard/112/With/Delhi/Dobson/36/”. MAUSAM 64, no. 2 (April 1, 2013): 317–322. Accessed December 22, 2025. https://mausamjournal.imd.gov.in/index.php/MAUSAM/article/view/688.