BHATTACHARYA, R. “Calculation of the Variability of the Window Channel Frequency Near 90 GHz for Four Indian Stations”. MAUSAM 56, no. 4 (October 3, 2005): 873–876. Accessed February 21, 2024. https://mausamjournal.imd.gov.in/index.php/MAUSAM/article/view/1047.