@inproceedings{Stein-thiel-tissen92,
  author	= {Stein, Adelheit and Thiel, Ulrich and Ti\ssen, Anne},
  editor	= {Catarci, T. and Costabile, M. F. and Levialdi, S.},
  year		= {1992},
  title		= {Knowledge-Based Control of Visual Dialogues in Information Systems},
  booktitle	= {Proceedings of the 1st International Workshop on Advanced Visual Interfaces (AVI '92)},
  pages		= {138--155},
  publisher	= {World Scientific Press},
  address	= {Singapore}
}