@inproceedings{purver:2002:SIGdial,
  author    = {Purver, Matthew},
  title     = {Processing Unknown Words in a Dialogue System},
  booktitle = {Proceedings of the 3rd SIGdial Workshop on Discourse and Dialogue},
  year      = 2002,
  month     = {July},
  address   = {Philadelphia},
  publisher = {Association for Computational Linguistics},
  pages     = {174--183}
}