@inproceedings{engelbrecht-etal-2009-modeling,
    title = "Modeling User Satisfaction with Hidden {M}arkov Models",
    author = {Engelbrecht, Klaus-Peter  and
      G{\"o}dde, Florian  and
      Hartard, Felix  and
      Ketabdar, Hamed  and
      M{\"o}ller, Sebastian},
    editor = "Healey, Patrick  and
      Pieraccini, Roberto  and
      Byron, Donna  and
      Young, Steve  and
      Purver, Matthew",
    booktitle = "Proceedings of the {SIGDIAL} 2009 Conference",
    month = sep,
    year = "2009",
    address = "London, UK",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/W09-3926/",
    pages = "170--177"
}