@article {304,
	title = {On collections of amphibians from Hainan Island},
	journal = {Acta Zoologica Sinica},
	volume = {19},
	year = {1973},
	pages = {385-404},
	author = {Liu, C. and S. Hu and L. Fei and Huang, Z.}
}
@article {252,
	title = {A survey of amphibians and reptiles in Kweichow Province, including a herpetofaunal analysis},
	journal = {Acta Zoologica Sinica},
	volume = {19},
	year = {1973},
	pages = {149-181},
	author = {S. Hu and Djao, E. and Liu, C.}
}
@article {33,
	title = {盐源山溪鲵生态观察及其药用价值简报},
	journal = {动物利用与防治},
	volume = {5},
	year = {1973},
	pages = {37-38},
	author = {Liu, L.R.}
}
