Dynamo-Electric Machinery: A Manual for Students of Electrotechnics, by Silvanus P. Thompson, 1901, 8th American Edition, Ch. 31, Management of Dynamos, pp. 765–777, Free digital access from Google Books, Cite search method: "dynamo" "coupling" via Google Scholar
Volker Leiste: 1867 – Fundamental report on dynamo-electric principle before the Prussian Academy of Sciences siemens.comArchived 2017-09-01 at the Wayback Machine
Volker Leiste: 1867 – Fundamental report on dynamo-electric principle before the Prussian Academy of Sciences siemens.comArchived 2017-09-01 at the Wayback Machine