@inproceedings{ijcai1997p50,
  title     = {Reasoning Symbolically About Partially Matched Cases},
  author    = {Ashley, Kevin D. and Aleven, Vincent},
  booktitle = {Proceedings of the Fifteenth International Joint Conference on
               Artificial Intelligence, {IJCAI-97}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  editor    = {Martha E. Pollack},
  pages     = {335--340},
  year      = {1997},
  note      = {Computer-aided Education},
  url       = {https://ijcai.org/proceedings/1997/50},
}