@inproceedings{penn-2002-generalized,
    title = "Generalized Encoding of Description Spaces and its Application to Typed Feature Structures",
    author = "Penn, Gerald",
    editor = "Isabelle, Pierre  and
      Charniak, Eugene  and
      Lin, Dekang",
    booktitle = "Proceedings of the 40th Annual Meeting of the Association for Computational Linguistics",
    month = jul,
    year = "2002",
    address = "Philadelphia, Pennsylvania, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/P02-1009/",
    doi = "10.3115/1073083.1073096",
    pages = "64--71"
}