Geptner, V. G., Sludskii, A. A. (1972). Mlekopitaiuščie Sovetskogo Soiuza. Vysšaia Škola, Moskva. (In Russian; English translation: Heptner, V. G.; Sludskii, A. A.; Bannikov, A. G.; (1992). the Soviet Union. Volume II, Part 2: Carnivora (Hyaenas and Cats). (页面存档备份,存于互联网档案馆) Smithsonian Institution and the National Science Foundation, Washington DC). Pp. 95–202.
Geptner, V. G., Sludskii, A. A. (1972). Mlekopitaiuščie Sovetskogo Soiuza. Vysšaia Škola, Moskva. (In Russian; English translation: Heptner, V. G.; Sludskii, A. A.; Bannikov, A. G.; (1992). the Soviet Union. Volume II, Part 2: Carnivora (Hyaenas and Cats). (页面存档备份,存于互联网档案馆) Smithsonian Institution and the National Science Foundation, Washington DC). Pp. 95–202.