@incollection{LehmanCarbonell89,
  author	= {Lehman, Jill Fain and Carbonell, Jaime G.},
  editor	= {Kobsa, Alfred and Wahlster, Wolfgang},
  year		= {1989},
  title		= {Learning the user's language: a step towards automated creation of user models},
  pages		= {163--194},
  booktitle	= {User Models in Dialog Systems},
  publisher	= {Springer Verlag, Symbolic Computation Series},
  address	= {Berlin Heidelberg New York Tokyo}
}