Voles (Microtinae) / I.M. Gromov and I.Ya. Polyakov ; scientific editors, Douglas Siegel-Causey, Robert S. Hoffmann. (Fauna of the USSR. Mammals ; v. 3, no. 8)
Voles (Microtinae) / I.M. Gromov and I.Ya. Polyakov ; scientific editors, Douglas Siegel-Causey, Robert S. Hoffmann.