@inproceedings{hara-etal-2002-clustering,
    title = "Clustering for obtaining syntactic classes of words from automatically extracted {LTAG} grammars",
    author = "Hara, Tadayoshi  and
      Miyao, Yusuke  and
      Tsujii, Jun{'}ichi",
    editor = "Frank, Robert",
    booktitle = "Proceedings of the Sixth International Workshop on Tree Adjoining Grammar and Related Frameworks ({TAG}+6)",
    month = may,
    year = "2002",
    address = "Universit{\'a} di Venezia",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/ingest_wac_2008/W02-2232/",
    pages = "227--233"
}