Koppka, J. (2004). Neue Bivalven (Heterodonta, Anomalodesmata) aus Kellowaygeschieben Norddeutschlands. [New bivalves (Heterodonta, Anomalodesmata) from Kelloway Geschiebes (glacial erratic boulders) from northern Germany.]. Archiv für Geschiebekunde. 4 (5), 234-272.
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Koppka, J.
2004
Neue Bivalven (Heterodonta, Anomalodesmata) aus Kellowaygeschieben Norddeutschlands. [New bivalves (Heterodonta, Anomalodesmata) from Kelloway Geschiebes (glacial erratic boulders) from northern Germany.]