Li, Y.-T. (1986). Neocene Planorbidae and Pupillacae (Gastropoda) of Ertemte, Huade County, Nei Mongol. Professional Papers of Stratigraphy and Palaeontology. 15: 219-244.
403974
Li, Y.-T.
1986
Neocene Planorbidae and Pupillacae (Gastropoda) of Ertemte, Huade County, Nei Mongol
Professional Papers of Stratigraphy and Palaeontology