@inproceedings{ijcai1993p71,
  title     = {A Class Library Implementation of a Principled Open Architecture Knowledge Representation Server with Plug-in Data Types},
  author    = {Gaines, Brian R.},
  booktitle = {Proceedings of the Thirteenth International Joint Conference on
               Artificial Intelligence, {IJCAI-93}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  editor    = {Ruzena Bajcsy},
  pages     = {504--508},
  year      = {1993},
  note      = {Knowledge Base Technology},
  url       = {https://ijcai.org/proceedings/1993/71},
}