Template:Schlagintweit & Dragastan, 2004
- Schlagintweit, F. & Dragastan, O. 2004. Pinnatiporidium untersbergensis n.sp. a new siphonous green-alga of the Family Protohalimedaceae Dragastan, Littler. & Littler 2002 from the Upper Jurassic of the Northern Calcareous Alps (Austria). Acta Palaeontologica Romaniae 4: 455–462. ResearchGate