@inproceedings{Pollack82,
  author	= {Pollack, Martha and Hirschberg, Julia and Webber, Bonnie},
  year		= {1982},
  title		= {User Participation in the Reasoning Processes of Expert Systems.},
  booktitle	= {Proceedings of the AAAI},
  address	= {Pittsburgh, Pa},
  organization	= {American Association of Artificial Intelligence}
}