1. Gromov, I.M., Bibikov, D.I., Kalabukhov, N.I., et al., Fauna SSSR: Mlekopitayushchie (Fauna of the Soviet Union: Mammals), vol. 3. issue 2, Moscow: Nauka, 1965.
2. Bibikov, D.I., Gornye surki Srednei Azii i Kazakhstana (Mountain Marmots of Central Asia and Kazakhstan), Moscow: Nauka, 1967.
3. Cardini, A. and O’Higgins, P., Patterns of Morphological Evolution in Marmota (Rodentia, Sciuridae): Geometric Morphometrics of the Cranium in the Context of Marmot Phylogeny, Ecology and Conservation, Biol. J. Linn. Soc., 2004, vol. 82, pp. 385–407.
4. Nikol’skii, A.A., Zvukovye signaly mlekopitayushchikh v evolyutsionnom protsesse (Sound Signals of the Mammals in the Evolutionary Process), Moscow: Nauka, 1984.
5. Vorontsov, N.N. and Lyapunova, E.A., Chromosome Numbers and Speciation in the Terrestrial Sciurids (Sciuridae: Xerinae, Marmotinae) of Holarctics, Byull. Mosk. O-va Ispytaleley Priridy, Otdel Biol., 1970, vol. 75, no. 3, pp. 112–126.