Taxon - Odkazy a literatura
IUCN Red List of Threatened Species 2024-1 [184672]
IUCN Red List of Threatened Species [http://www.iucnredlist.org/] [jako Cleopatra langi Pilsbry & Bequaert, 1927]
Datum citace: 29. leden 2024
Galli C.: WMSDB - Wolrdwide Mollusc Species Data Base July 10, 2013 [http://www.bagniliggia.it/WMSD/WMSDhome....] [jako Cleopatra langi Pilsbry & Beecher, 1927]Datum citace: 23. listopad 2013