@InProceedings{purver:2002:SIGDIAL03,
  author    = {Matthew Purver},
  title     = {Processing Unknown Words in a Dialogue System},
  booktitle = {Proceedings of the Third SIGdial Workshop on Discourse and Dialogue},
  month     = {July},
  year      = {2002},
  address   = {Philadelphia, Pennsylvania, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {174--183},
  url       = {http://www.aclweb.org/anthology/W02-0222},
  doi       = {10.3115/1118121.1118143}
}