Bibliography

Borkin, L. J., V. K. Eremchenko, N. Helfenberger, A. M. Panfilov, and J. M. Rosanov. 2001. On the distribution of diploid, triploid, and tetraploid green toads (Bufo viridis complex) in south-eastern Kazakstan. Russian Journal of Herpetology 8: 45–53.