Cite
The magnetic force at a point on its axis due to a current in a helical coil of one turn
MLA
G F C Searle. “The Magnetic Force at a Point on Its Axis Due to a Current in a Helical Coil of One Turn.” Proceedings of the Physical Society, vol. 47, Sept. 1935, pp. 900–03. EBSCOhost, widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edsair&AN=edsair.doi...........0ee60e379982ac3553d70ce34e6dab2b&authtype=sso&custid=ns315887.
APA
G F C Searle. (1935). The magnetic force at a point on its axis due to a current in a helical coil of one turn. Proceedings of the Physical Society, 47, 900–903.
Chicago
G F C Searle. 1935. “The Magnetic Force at a Point on Its Axis Due to a Current in a Helical Coil of One Turn.” Proceedings of the Physical Society 47 (September): 900–903. http://widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edsair&AN=edsair.doi...........0ee60e379982ac3553d70ce34e6dab2b&authtype=sso&custid=ns315887.