Reference

M. Els Bakker, Yde S. D. M. De Jong, G.M. Lokhorst (1997): The Flagellar Apparatus Ultrastructure in Leptosira erumpens (Deason & Bold) Lukesovâ and its Contribution to the Understanding of Phylogenetic Relationships within the Microthamniales (Chlorophyta) – Archiv für Protistenkunde – 148_1997: 17 - 31.