C.  Liu, Hu, S., Fei, L., and Huang, Z., ?On collections of amphibians from Hainan Island?, Acta Zoologica Sinica, vol. 19, pp. 385-404, 1973.

S.  Hu, Djao, E., and Liu, C., ?A survey of amphibians and reptiles in Kweichow Province, including a herpetofaunal analysis?, Acta Zoologica Sinica, vol. 19, pp. 149-181, 1973.

L. R.  Liu, ???????????????????, ???????, vol. 5, pp. 37-38, 1973.