@inproceedings{ijcai1987p239,
  title     = {The New Grammar Formalisms - A Tutorial Survey (Abstract)},
  author    = {Gazdar, Gerald},
  booktitle = {Proceedings of the Tenth International Joint Conference on
               Artificial Intelligence, {IJCAI-87}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  editor    = {John McDermott},
  pages     = {1172---1},
  year      = {1987},
  note      = {Panels and Invited Talks},
  url       = {https://ijcai.org/proceedings/1987/239},
}