@inproceedings{dybkjaer-bernsen-2001-usability,
    title = "Usability Evaluation in Spoken Language Dialogue Systems",
    author = "Dybkj{\ae}r, Laila  and
      Bernsen, Niels O.",
    booktitle = "Proceedings of the {ACL} 2001 Workshop on Evaluation Methodologies for Language and Dialogue Systems",
    year = "2001",
    url = "https://preview.aclanthology.org/fix-sig-urls/W01-0903/"
}