Taxon - Odkazy a literatura
Galli C.: WMSDB - Wolrdwide Mollusc Species Data Base July 10, 2013 [http://www.bagniliggia.it/WMSD/WMSDhome....] [jako Opisthostoma sadongense Smith, 1905]Datum citace: 22. listopad 2013
bin Marzuki ME, Liew T-S, Mohd-Azlan J (2021): Land snails and slugs of Bau limestone hills, Sarawak (Malaysia, Borneo), with the descriptions of 13 new species, ZooKeys 1035: 1-113 [jako Plectostoma austeni (E. A. Smith, 1894)]