@incollection{Reithinger91,
  author	= {Reithinger, Norbert},
  editor	= {Paris, C{\'e}cile L. and Swartout, William R. and Mann, William C.},
  year		= {1991},
  title		= {POPEL: A parallel and incremental natural language generation system},
  booktitle	= {Natural Language Generation in Artificial Intelligence and Computational Linguistics},
  pages		= {179--199},
  publisher	= {Kluwer Academic Publishers},
  address	= {Boston/Dordrecht/London}
}