@InCollection{bennewitz07hrhm,
  author = 	 {Maren Bennewitz and Felix Faber 
                  and Dominik Joho and Sven Behnke},
  title = 	 {Intuitive Multimodal Interaction with 
                  Communication Robot Fritz},
  editor = 	 {Matthias Hackel},
  booktitle = 	 {Humanoid Robots, Human-like Machines},
  pages =        {613--624},
  publisher = 	 {I-Tech Education and Publishing},
  address =      {Vienna, Austria},
  year = 	 {2007},
  month =        jun,
  doi =          {10.5772/4826},
  isbn =         {978-3-902613-07-3}
}