ジェーン海軍年鑑
The 1999–2000 edition of "Jane's Fighting Ships" incorrectly listed the first "Akula III" as "Viper" (the actual name is "Vepr", "wild boar" in Russian), commissioned on 25 November 1995. "Gepard" (Cheetah), was launched in 1999 and was commissioned 5 December 2001.