@inproceedings{gasanova-etal-2013-semi,
    title = "A Semi-supervised Approach for Natural Language Call Routing",
    author = "Gasanova, Tatiana  and
      Zhukov, Eugene  and
      Sergienko, Roman  and
      Semenkin, Eugene  and
      Minker, Wolfgang",
    editor = "Eskenazi, Maxine  and
      Strube, Michael  and
      Di Eugenio, Barbara  and
      Williams, Jason D.",
    booktitle = "Proceedings of the {SIGDIAL} 2013 Conference",
    month = aug,
    year = "2013",
    address = "Metz, France",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/W13-4053/",
    pages = "344--348"
}