Mausam, Editor. “SOLAR AND GEOMAGNETIC PHENOMENA DURING THE PERIOD 1ST APRIL 30TH JUNE 1950”. MAUSAM 1, no. 4 (October 1, 1950): 304–304. Accessed December 24, 2024. http://103.215.208.102/index.php/MAUSAM/article/view/4605.