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Metzeltin, D. & Witkowski, A. (1996). Diatomeen der Bären-Insel. Süsswasser- und marine Arten. In: Lange-Bertalot, H. (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 4. Taxonomy. Koeltz Scientific Books, Königstein, Germany,. 4: pp. 3-217.