@INPROCEEDINGS{Wilhelm-ICMI-2003,
  author = {Wilhelm, Torsten and Boehme, Hans-Joachim and Gross, Horst-Michael},
  title = {Towards an Attentive Robotic Dialog Partner},
  booktitle = {Int. Conf. on Multimodal Interfaces (ICMI)},
  year = {2003},
  pages = {297--300},
  publisher = {ACM}
}