@book {17,
	title = {Amphibians of western China. Fieldiana. Zoology Memoires 2},
	year = {1950},
	publisher = {Chicago Natural History Museum},
	organization = {Chicago Natural History Museum},
	address = {Chicago},
	author = {Liu, C.}
}
@book {23,
	title = {Contribution a l{\textquoteright}{\'e}tude Morphologique, Biologique, et Systematique des Amphibiens Urod{\`e}les de la Chine},
	year = {1936},
	publisher = {Picart},
	organization = {Picart},
	address = {Paris},
	author = {Chang, M. L. Y.}
}
@book {28,
	title = {The Color Handbook of the Amphibians of Sichuan},
	year = {2001},
	publisher = {Chinese Forest Press},
	organization = {Chinese Forest Press},
	address = {Beijing},
	author = {L. Fei and Ye, C.}
}
@book {4,
	title = {Fauna Sinica, Amphibia},
	volume = {1},
	year = {2006},
	publisher = {Science Press},
	organization = {Science Press},
	address = {Beijing},
	author = {L. Fei and S. Hu and Y. Huang}
}
