SINHA, K. L. “Calculation of the Coefficient of Aerodynamic Resistance of Pilot Balloons from the Empirical Formula Used for Computing Their Rate of Ascent”. MAUSAM 9, no. 1 (January 1, 1958): 47–50. Accessed September 19, 2024. http://103.215.208.102/index.php/MAUSAM/article/view/4695.