@InProceedings{assets06-hhe,
  author = {Hub, A. and Hartter, T. and Ertl, T.},
  title  = {{Interactive Tracking of Movable Objects for the Blind on the Basis of Environment Models and Perception-Oriented Object Recognition Methods}},
  year   = {2006},
  pages  = {111-118},
  booktitle = {{Proceedings of the 8th ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2006); October 23-25; Portland, OR, USA}},
  doi = {{http://portal.acm.org/citation.cfm?doid=1168987.1169007}},
  publisher = {{ACM Press}}
}