Goud, J. (1986) Tweekleppige boort zich in vele substraten. Vondst van pholades in bretonse klei [Bivalves boring themselves into various substrates. Discovery of pholads in Breton clay]. Vita Marina36(6): 231–238 [In Dutch].
Tweekleppige boort zich in vele substraten. Vondst van pholades in bretonse klei [Bivalves boring themselves into various substrates. Discovery of pholads in Breton clay]