MITRA , H., and M. B. DATTA. “Lag Coefficient of Bimetal Thermometer of Chronometric Radiosonde”. MAUSAM 5, no. 3 (July 1, 1954): 257–261. Accessed September 20, 2024. http://103.215.208.102/index.php/MAUSAM/article/view/4875.