Vermeulen, J. J. (2007). Notes on the non-marine molluscs of Borneo 10. The genera Bruggennea, Gulella and Sinoennea (Gastropoda, Pulmonata, Streptaxidae). Basteria. 71: 169-176.
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Vermeulen, J. J.
2007
Notes on the non-marine molluscs of Borneo 10. The genera Bruggennea, Gulella and Sinoennea (Gastropoda, Pulmonata, Streptaxidae)