@inproceedings{lebowitz81-IJCAIa,
  author	= {Lebowitz, Michael},
  year		= {1981},
  title		= {The Nature of Generalization in Understanding},
  booktitle	= {Proceedings of the Seventh International Joint Conference on Artificial Intelligence},
  address	= {Vancouver, Canada},
  organization	= {International Joint Conference on Artificial Intelligence}
}