SOHONI, V. V. ., . S. K. . PRAMANIK, S. L. . Malurkar, and . S. P. . Venkiteshwaran. “Effect of Electric Current on the Magnetic Instruments at Alibag Observatory”. MAUSAM, vol. 4, no. 1, Jan. 1953, pp. 45-61, doi:10.54302/mausam.v4i1.4779.