@inproceedings{strobl:2008randa,
  author =	 {K. H. {S}trobl and G. Hirzinger},
  title =	 {{M}ore {A}ccurate {C}amera and {H}and-{E}ye {C}alibrations
                  with {U}nknown {G}rid {P}attern {D}imensions},
  booktitle =	 {Proceedings of the IEEE International Conference on
                  Robotics and Automation},
  month =	 {May},
  year =	 2008,
  address =	 {Pasadena, CA, USA},
  pages =        {1398--1405}
}