@inproceedings{LesterPorter96,
  author	= {Lester, James C. and Porter, Bruce W.},
  year		= {1996},
  title		= {Scaling up explanation generation: large-scale knowledge bases and empirical studies},
  booktitle	= {Proceedings of the National Conference on Artificial Intelligence (AAAI-96)},
  publisher	= {American Association for Artificial Intelligence},
  address	= {Portland, Oregon}
}