Breyer 1974, pp. 223, 226. Breyer, Siegfried (1974). Battleships and battle cruisers, 1905–1970 : with 922 side elevations, deck plans, cross sections and detail sketches, including an introduction : Historical development of the capital ship. Doubleday and Company. OCLC613091012.
Breyer 1974, p. 189. Breyer, Siegfried (1974). Battleships and battle cruisers, 1905–1970 : with 922 side elevations, deck plans, cross sections and detail sketches, including an introduction : Historical development of the capital ship. Doubleday and Company. OCLC613091012.