@article {40,
	title = {Research on population number and dynamics of Hynobius amjiensis},
	journal = {Sichuan Journal of Zoology},
	volume = {18},
	year = {1999},
	pages = {104-106},
	author = {Gu, H. and Ma, X. and Wang, J. and Du, Z. and Lou, X.}
}
@inbook {174,
	title = {Salamandrella keyserlingii Dybowski, 1870 {\textendash} Sibirischer Winkelzahnmolch},
	booktitle = {Handbuch der Reptilien und Amphibien Europas, Schwanzlurche},
	volume = {1},
	year = {1999},
	pages = {21-55},
	publisher = {Aula-Verlag},
	organization = {Aula-Verlag},
	address = {Wiesbaden},
	author = {Borkin, L.J.},
	editor = {Grossenbacher, K. and Thiesmeier, B.}
}
@book {149,
	title = {The Amphibians of the Former Soviet Union},
	year = {1999},
	publisher = {Pensoft},
	organization = {Pensoft},
	address = {Moscow},
	author = {Kuzmin, S.L.}
}
@book {142,
	title = {Atlas of Amphibians of China},
	year = {1999},
	publisher = {Henan Science and Technical Press},
	organization = {Henan Science and Technical Press},
	address = {Zhengzhou},
	author = {L. Fei and Ye, C. and Y. Huang and Liu, M.}
}
@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.}
}
