@inproceedings{krahmer-etal-2008-graph,
    title = "{GRAPH}: The Costs of Redundancy in Referring Expressions",
    author = {Krahmer, Emiel  and
      Theune, Mari{\"e}t  and
      Viethen, Jette  and
      Hendrickx, Iris},
    editor = "White, Michael  and
      Nakatsu, Crystal  and
      McDonald, David",
    booktitle = "Proceedings of the Fifth International Natural Language Generation Conference",
    month = jun,
    year = "2008",
    address = "Salt Fork, Ohio, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/W08-1138/",
    pages = "227--229"
}