@incollection{HeidemannBaxBekeletal.2004,
  author    = {Heidemann, G. and Bax, I. and Bekel, H. and Bauckhage, C. and Wachsmuth, S. and Fink, G. and Pinz, A. and Ritter, H. and Sagerer, G.},
  title     = {Multimodal interaction in an augmented reality scenario},
  series = {Proc. Int'l Conf. Multimodal Interfaces},
  booktitle = {Proc. Int'l Conf. Multimodal Interfaces},
  address   = {New York, NY, USA},
  pages     = {53 -- 60},
  year      = {2004},
  language  = {mul}
}