Published in: Proceedings of the 1st Central European Diatom Meeting (1 st CE-DiatoM) : [Berlin-Dahlem, 23 - 25 March 2007, Botanic Garden and Botanical Museum Berlin-Dahlem, Freie Universität Berlin] / Kusber, Wolf-Henning et al. (ed.). - Berlin-Dahlem : Botanic Garden and Botanical Museum, 2007. - pp. 87-92