@InProceedings{cpsn05-hde,
  author = {Hub, A. and Diepstraten, J. and Ertl, T.},
  title  = {{Augmented Indoor Modeling for Navigation Support for the Blind}},
  year   = {2005},
  pages  = {54-59},
  booktitle = {{Proceedings of the International Conference on Computers for People with Special Needs (CPSN 2005); June 20-23; Las Vegas, NV, USA}}
}