Alyakrinskaya, I. O. (2002). "Morphofunctional properties of nutrition of certain predatory gastropods". Biology Bulletin of the Russian Academy of Sciences. 29 (6): 589–600. doi:10.1023/A:1021728311595. S2CID1678597.
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Cuttelod, Annabelle; Seddon, Mary; Neubert, Eike (2011). "European Red List of Non-marine Molluscs"(PDF). European Commission. Publications Office of the European Union. Retrieved February 13, 2014.
Gofas, Serge; Vandepitte, Leen; Vos, Chris (2011). "Tonna galea (Linnaeus, 1758)". World Register of Marine Species. Flanders Marine Institute. Retrieved February 18, 2014.
Alyakrinskaya, I. O. (2002). "Morphofunctional properties of nutrition of certain predatory gastropods". Biology Bulletin of the Russian Academy of Sciences. 29 (6): 589–600. doi:10.1023/A:1021728311595. S2CID1678597.