1. Annotated Catalog of Cyclostomata and Fish from the Continental Waters of Russia, Ed. by Yu. S. Reshetnikov (Nauka, Moscow, 1998, p. 221 [in Russian].
2. Atlas of Freshwater Fishes of Russia, in 2 Vols., Ed. by Yu. S. Reshetnikov (Nauka, Moscow, 2002) [in Russian].
3. L. S. Berg, Fishes of Freshwater Waters of the USSR and Adjacent Countries, 4th ed. (AN SSSR, Moscow, 1948), Chapter 2, pp. 1–467 [in Russian].
4. N. G. Bogutskaya and A. M. Naseka, Catalog of Agnathans and Fishes of Fresh and Brackish Waters of Russia with Comments on Nomenclature and Taxonomy (KMK, Moscow), p. 389 [in Russian].
5. I. A. Chereshnev, V. V. Volobuev, A. V. Shestakov, and S. V. Frolov, Salmonoidei of the Northeast of Russia (Dal’nauka, Vladivostok, 2002), p. 496 [in Russian].