@inproceedings{ijcai1987p19,
  title     = {Knowledge Engineering Tools at the Architecture Level},
  author    = {Gruber, Thomas R. and Cohen, Paul R.},
  booktitle = {Proceedings of the Tenth International Joint Conference on
               Artificial Intelligence, {IJCAI-87}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  editor    = {John McDermott},
  pages     = {100--104},
  year      = {1987},
  note      = {Architectures and Languages},
  url       = {https://ijcai.org/proceedings/1987/19},
}