GUPTA, BRD. “Night-Time 5Cs, 515 and Bays in H at Equatorial Electrojet Stations in India”. MAUSAM 18, no. 4 (October 1, 1967): 531–534. Accessed November 22, 2024. http://103.215.208.102/index.php/MAUSAM/article/view/4710.