@InProceedings{GIVRAR04-eissele,
  author = {Eissele, M. and Stegmaier, S. and Weiskopf, D. and Ertl, T.},
  title  = {{Orientation as an additional User Interface in Mixed-Reality Environments}},
  year   = {2004},
  pages  = {79--90},
  booktitle = {{1. Workshop Erweiterte und Virtuelle Realit{\"a}t}},
  editor = {{M{\"u}ller, Stefan and Brunnett, Guido and Goebel, Martin}},
  organization = {{GI-Fachgruppe AR/VR}}
}