@inproceedings{ma-etal-2012-landmark,
    title = "Landmark-Based Location Belief Tracking in a Spoken Dialog System",
    author = "Ma, Yi  and
      Raux, Antoine  and
      Ramachandran, Deepak  and
      Gupta, Rakesh",
    editor = "Lee, Gary Geunbae  and
      Ginzburg, Jonathan  and
      Gardent, Claire  and
      Stent, Amanda",
    booktitle = "Proceedings of the 13th Annual Meeting of the Special Interest Group on Discourse and Dialogue",
    month = jul,
    year = "2012",
    address = "Seoul, South Korea",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/W12-1624/",
    pages = "169--178"
}