@InProceedings{ladikos2008,
  author = 	 {Ladikos, A., Benhimane, S., Appel, M., Navab, N.},
  title = 	 {Model-Free Markerless Tracking for Remote Support in Unknown Environments},
  booktitle = 	 {International Conference on Computer Vision Theory and Applications},
  year = 	 {2008},
}