@incollection{Morik89-book,
  author	= {Morik, Katharina},
  editor	= {Kobsa, Alfred and Wahlster, Wolfgang},
  year		= {1989},
  title		= {User models and conversational settings: modeling the user's wants},
  pages		= {364--385},
  booktitle	= {User Models in Dialog Systems},
  publisher	= {Springer Verlag, Symbolic Computation Series},
  address	= {Berlin Heidelberg New York Tokyo}
}