@inproceedings{ijcai1977p73,
  title     = {The Reformulation Approach to Building Expert Systems},
  author    = {Mark, William S.},
  booktitle = {Proceedings of the Fifth International Joint Conference on
               Artificial Intelligence, {IJCAI-77}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  editor    = {Raj Reddy},
  pages     = {329--334},
  year      = {1977},
  note      = {Knowledge Acquisition},
  url       = {https://ijcai.org/proceedings/1977/73},
}