Wu, M., and Q. Xu. “Serina Gredler (Gastropoda, Stylommatophora: Enidae), the Continuous-Peristomed Mountain Snails Endemic to the Eastern Slope of the Qinghai-Xizang Plateau”. Zootaxa, vol. 3620, no. 1, Mar. 2013, pp. 43–66, doi:10.11646/zootaxa.3620.1.2.