@inproceedings{xu-etal-2002-study,
    title = "A Study on Richer Syntactic Dependencies for Structured Language Modeling",
    author = "Xu, Peng  and
      Chelba, Ciprian  and
      Jelinek, Frederick",
    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://aclanthology.org/P02-1025/",
    doi = "10.3115/1073083.1073116",
    pages = "191--198"
}