1. Afanas’ev, A.V., Zoogeografiya Kazakhstana (Zoogeography of Kazakhstan), Alma-Ata: Akad. Nauk KazSSR, 1960.
2. Okulova, N.M., Khlyap, L.A., Bidashko, F.G., Warshavskyi, A.A., Grazhdanov, A.K., and Neronov, V.V., Rodent communities of the Western Kazakhstan oblast of the Republic of Kazakhstan. Message 1. Maps of rodent communities and zoogeographic regionalization, Arid Ecosyst., 2014, vol. 20, no. 2, pp. 75–84.
3. Okulova, N.M., Mashtakov, V.I., Medzykhovskii, G.A., and Grazhdanov, A.K., Long-term population dynamics of little souslik in Western Kazakhstan, Arid. Ekosist., 2001, vol. 7, nos. 14–15, pp. 100–115.