Reference citation:
Sokolov, L.I. and L.S. Berdicheskii. 1989. Acipenseridae. p. 150-153. In J. Holcík (ed.) The freshwater fishes of Europe. Vol. 1, Part II. General introduction to fishes Acipenseriformes. AULA-Verlag Wiesbaden. 469 p.

Source citation:
Froese, R. and D. Pauly. Editors. 2018. FishBase. World Wide Web electronic publication. www.fishbase.org, version (10/2018).

Source archive URL:
https://github.com/globalbioticinteractions/fishbase/archive/ffea863a41bd29f9677aa33d5e4733484d2208fc.zip

Reference citation:
Babushkin, N.Y. 1964. Biology and fisheries of Caspian beluga. Trudy VNIRO 51:183-258.

Source citation:
Froese, R. and D. Pauly. Editors. 2018. FishBase. World Wide Web electronic publication. www.fishbase.org, version (10/2018).

Source archive URL:
https://github.com/globalbioticinteractions/fishbase/archive/ffea863a41bd29f9677aa33d5e4733484d2208fc.zip