ZIDAROVA, Ralitsa, Bart VAN DE VIJVER, Gabriela MATALONI, Katerina KOPALOVÁ, & Linda NEDBALOVÁ 2009 (Nov. 27) Four new freshwater diatom species (Bacillariophyceae) from Antarctica Cryptogamie: Algologie 30(4): 295-310, 76 figs., 1 table