World Register of Marine Species (WoRMS)
MolluscaBase eds. (2026). MolluscaBase. Polycera dubia M. Sars, 1829. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=140832 on 2026-08-24
Sars, M. (Michael). (1829). Bidrag til Söedyrenes Naturhistorie. [Contributions to Marine Animals Natural History] Forste Hæfte. [Book]. 1-60, plates 1-6, Chr. Dahl, Bergen.