雪豹級潛艇 (1915年)

註記
參考文獻

• Conway's All the World's Fighting Ships 1906-1921
• [http://rusnavy.com/history/isub0.htm?print=Y V.Dygalo, The Fleet of the State of Russia. The Roots and Origin of the Russian Navy (extract)]
• [https://web.archive.org/web/20071008003546/http://www.morflot.tsi.ru/rus_flot_1696-1917/podlodki/bars2.html History of Bars class]
• [http://www.postimees.ee/?id=125108 Rare submarine found at the bottom of Gulf of Finland] : 28 May 2009, Postimees (in Estonian)

外部連結

• [https://web.archive.org/web/20081015134120/http://www.morflot.tsi.ru/rus_flot_1696-1917/podlodki/bars.html Bars class submarines] at morflot.tsi.ru
• [http://www.deepstorm.ru/ Bars class submarines] at deepstorm.ru
• [http://book.uraic.ru/elib/pl/lodki/bars.htm Bars class submarines] VY Gribovsky (Russian)