@inproceedings{ijcai1977p37,
  title     = {Two Semantic Worlds: A Data Base System with Provision for Natural Language Input},
  author    = {Dell'Orco, Piero and King, Margaret and Spadavecchia, V. N.},
  booktitle = {Proceedings of the Fifth International Joint Conference on
               Artificial Intelligence, {IJCAI-77}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  editor    = {Raj Reddy},
  pages     = {181--181},
  year      = {1977},
  note      = {Natural Language},
  url       = {https://ijcai.org/proceedings/1977/37},
}