@article {172, title = {Der Sibirische Froschzahnmolch Ranodon sibiricus. Vom Aussterben bedroht?}, journal = {Reptilia}, volume = {19}, year = {1999}, pages = {60-64}, author = {Greven, H. and Kuzmin, S.L. and Thiesmeier, B.} } @article {171, title = {Diel activity of Ranodon sibiricus (Amphibia: Hynobiidae) in relationship to environment and Tthreats}, journal = {Asiatic Herpetological Research}, volume = {8}, year = {1999}, pages = {29-37}, author = {Dolmen, D. and Kubykin, R.A. and Arnekleiv, J.V.} }