@incollection{Paris89-kobsa,
  author	= {Paris, C{\'e}cile L.},
  editor	= {Kobsa, Alfred and Wahlster, Wolfgang},
  year		= {1989},
  title		= {The Use of Explicit User Models in a Generation System for Tailoring Answers to the User's Level of Expertise},
  pages		= {200--232},
  booktitle	= {User Models in Dialog Systems},
  publisher	= {Springer Verlag, Symbolic Computation Series},
  address	= {Berlin/Heidelberg/New York/Tokyo}
}