@inproceedings{Allen83,
  title = {YAPS: A Production Rule System Meets Objects},
  author = {Elizabeth Allen},
  year = {1983},
  tags = {rule-based, meta-model, rules, Meta-Environment, meta-objects},
  researchr = {https://researchr.org/publication/Allen83},
  cites = {0},
  citedby = {0},
  pages = {5-7},
  booktitle = {AAAI},
}