Loosjes, F. E. & Negrea, A. (1968). Contributions to the distribution of the Clausiliidae (Gastropoda, Pulmonata) in the karst regions of Romania. Zoologische Mededelingen. 43(4): 41-55, pl. 1.
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Loosjes, F. E. & Negrea, A.
1968
Contributions to the distribution of the Clausiliidae (Gastropoda, Pulmonata) in the karst regions of Romania