Phelps 1901, p. 73. Phelps, Harry (julho de 1901). «Notes on Ships and Torpedo Boats». Washington: Office of Naval Intelligence. Notes on Naval Progress. OCLC6954233
Beehler 1913, pp. 6, 9, 66–68. Beehler, William Henry (1913). The History of the Italian-Turkish War: September 29, 1911, to October 18, 1912. Annapolis: Naval Institute Press. OCLC1408563
