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Ricks, G.W.D. (March 1896). "Electricity Supply Meters". Journal of the Institution of Electrical Engineers. 25 (120): 57–77. doi:10.1049/jiee-1.1896.0005. Student paper read on 24 January 1896 at the Students' Meeting.
Halacsy, A. A.; Von Fuchs, G. H. (April 1961). "Transformer Invented 75 Years Ago". Transactions of the American Institute of Electrical Engineers. Part III: Power Apparatus and Systems. 80 (3): 121–125. doi:10.1109/AIEEPAS.1961.4500994. S2CID51632693.
Halacsy, A. A.; Von Fuchs, G. H. (April 1961). "Transformer Invented 75 Years Ago". Transactions of the American Institute of Electrical Engineers. Part III: Power Apparatus and Systems. 80 (3): 121–125. doi:10.1109/AIEEPAS.1961.4500994. S2CID51632693.