Template:Köhler et al., 2009
- Köhler, F., Holford, M., Tu, D.V. & Hai, H.T. 2009. Exploring a largely unknown fauna: on the diversity of pachychilid freshwater gastropods in Vietnam (Caenogastropoda: Cerithioidea). Molluscan Research 29(3): 121–146. Abstract and full article (PDF).