De Vijver, B. V.; Wetzel, C.; Kopalova, K.; Zidarova, R.; Ector, L. (2013). Analysis of the type material of Achnanthidium lanceolatum Brebisson ex Kutzing (Bacillariophyta) with the description of two new Planothidium species from the Antarctic Region. Fottea. 13(2): 105–117.
De Vijver, B. V.; Wetzel, C.; Kopalova, K.; Zidarova, R.; Ector, L.
2013
Analysis of the type material of Achnanthidium lanceolatum Brebisson ex Kutzing (Bacillariophyta) with the description of two new Planothidium species from the Antarctic Region