Abundance and growth of the sea urchin Echinocardium cordatum in the central North Sea in the late 80s and 90s
Wieking, G.; Kröncke, I. (2003). Abundance and growth of the sea urchin Echinocardium cordatum in the central North Sea in the late 80s and 90s. Senckenb. Marit. 32(1-2): 113-124
In: Senckenbergiana Maritima: Wissenschaftliche Mitteilungen der Senckenbergischen naturforschenden Gesellschaft. E. Schweizerbart'sche Verlagsbuchhandlung (Nägele u. Obermiller): Stuttgart. ISSN 0080-889X, meer