“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 December 22, 2025. https://mausamjournal.imd.gov.in/index.php/MAUSAM/article/view/4695.