VISHWAKARMA, S. ., R. . KRISHNAMURTHY, and K. HOSALIKAR. “SEASONAL AND ANNUAL TRENDS OF SURFACE RADIO REFRACTIVE INDEX (RRI) OVER MAITRI STATION, ANTARCTICA (CONSIDERING ONLY DRY TERM)”. MAUSAM, vol. 64, no. 4, Oct. 2013, pp. 731-4, doi:10.54302/mausam.v64i4.758.