@inproceedings{williams-power-2009-precision,
    title = "Precision and Mathematical Form in First and Subsequent Mentions of Numerical Facts and their Relation to Document Structure",
    author = "Williams, Sandra  and
      Power, Richard",
    editor = {Krahmer, Emiel  and
      Theune, Mari{\"e}t},
    booktitle = "Proceedings of the 12th {E}uropean Workshop on Natural Language Generation ({ENLG} 2009)",
    month = mar,
    year = "2009",
    address = "Athens, Greece",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/W09-0620/",
    pages = "118--121"
}