@inproceedings{kunze13qsrsearch,
  author = {Lars Kunze and Nick Hawes},
  title = {Indirect Object Search based on Qualitative Spatial Relations},
  booktitle = {IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Workshop on AI-based Robotics},
  month = {November, 3--8},
  year = {2013},
  address = {Tokyo Big Sight, Japan},
}