Hausdorf, B. (2001). A systematic revision of Circassina from the western Caucausus region (Gastropoda: Hygromiidae). Journal of Molluscan Studies, 67 (4): 425-446. London [November].
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Hausdorf, B.
2001
A systematic revision of Circassina from the western Caucausus region (Gastropoda: Hygromiidae)