@inproceedings{abdalla-teufel-2006-bootstrapping,
    title = "A Bootstrapping Approach to Unsupervised Detection of Cue Phrase Variants",
    author = "Abdalla, Rashid M.  and
      Teufel, Simone",
    editor = "Calzolari, Nicoletta  and
      Cardie, Claire  and
      Isabelle, Pierre",
    booktitle = "Proceedings of the 21st International Conference on Computational Linguistics and 44th Annual Meeting of the Association for Computational Linguistics",
    month = jul,
    year = "2006",
    address = "Sydney, Australia",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/landing_page/P06-1116/",
    doi = "10.3115/1220175.1220291",
    pages = "921--928"
}