@inproceedings{PenmanOverview,
  author	= {Mann, William C.},
  month		= aug,
  year		= {1983},
  title		= {An overview of the PENMAN text generation system},
  booktitle	= {Proceedings of the National Conference on Artificial Intelligence},
  pages		= {261--265},
  note		= {Also appears as USC/Information Sciences Institute, RR-83-114.},
  organization	= {AAAI}
}