1. Abramov, A.V. and Baryshnikov, G.F., Katalog tipovykh ekzemplyarov kollektsii Zoologicheskogo instituta AN SSSR. Mlekopitayushchiye (Mammalia). Vyp.2. Khishchnyye (Carnivora), khobotnyye (Proboscidea), desmostilii (Desmostilia) (Catalog of type specimens of the collection of the Zoological Institute of the USSR Academy of Sciences. Mammals (Mammalia). Issue 2. Predatory (Carnivora), proboscis (Proboscidea), Desmostilians (Desmostilia)), Leningrad: Nauka, 1990.
2. Baca, M., Popović, D., Stefaniak, K., et al., Retreat and extinction of the Late Pleistocene cave bear (Ursus spelaeus sensu lato), Sci. Natur., 2016, vol. 103, pp. 1–17.
3. Bachura, O. and Kosintsev, P., Late Pleistocene and Holocene small- and large-mammal faunas from the Northern Urals, Quatern. Intern. 2007, vol. 160, pp. 121–128.
4. Bachura, O.P. and Kosintsev, P.A., Areals of mammals in the Urals at the end of the late Pleistocene, Zool. Zhurn., 2019, vol. 98, pp. 933–948.
5. Barlow, A., Paijmans, J., Alberti, F., et al., Middle Pleistocene genome calibrates a revised evolutionary history of extinct cave bears, Curr. Biol., 2021, vol. 31, pp. 1771–1779.