GANGOPADHYAY, A. K. ., S. V. DATAR, and D. K. . ROYCHOUDHURY. “An Instrument System for Digital Display of Air and Dew Point Temperature, Wind Direction and Speed”. MAUSAM, vol. 25, no. 3 & 4, July 1974, pp. 479-84, doi:10.54302/mausam.v25i3.5260.