1. Bashenina, N. V., Ekologiya obyknovennoi polevki i nekotorye cherty ee geograficheskoi izmenchivosti (Ecology of Common Vole and Some Traits of Its geographic variation), Moscow: Moscow University, 1962 [in Russian].
2. Berezhnoi, A. V., Berezhnaya T. V., Grigorievskaya A. Ya., and Dvurechenskii, V. N., Stepped of Central Chernozem Russia: Part, Present, Future, in Voprosy stepevedeniya, (Institute of Steppe, UrO RAS, 2000), pp. 70–78.
3. Bobrov, V. V., Warshawskii, A. A., and Khlyap, L. A., Chuzherodnye vidy mlekopitayushchikh v ekosistemakh Rossii (Alien Species of Mammals in Ecosystems of Russia), Moscow: KMK, 2008 [in Russian].
4. Bobrov, V. V., Warshawskii, A. A., and Khlyap, L. A., AIMS “Àlien Mammal Species” ( http://www.sevin.ru/invasive/dbases/mammals.html ), revised 25.06.2010.
5. Bonhomme, F., Annand, R., Darviche, D., Din, W., and Boursot, P., The House Mouse as a Ring Species? In: Genetics in Wild Mouse, Eds. K. Morivaki et al. Tokyo: Japan Sci. Soc. Press, 1994, pp 13–24.