D. W.  Weisrock, Papenfuss, T. J., Macey, J. R., Litvinchuk, S. N., Polymeni, R., Ugurtas, I. H., Zhao, E., Jowkar, H., and Larson, A., ?A molecular assessment of phylogenetic relationships and lineage accumulation rates within the family Salamandridae (Amphibia, Caudata)?, Molecular Phylogenetics and Evolution, vol. 41, pp. 368 - 383, 2006.

P.  Zhang, Chen, Y. Q., Zhou, H., Liu, Y. F., Wang, X. L., Papenfuss, T. J., Wake, D. B., and Qu, L. H., ?Phylogeny, evolution, and biogeography of Asiatic Salamanders (Hynobiidae)?, Proceedings of the National Academy of Sciences, vol. 103, pp. 7360 - 7365, 2006.