@InProceedings{walker-EtAl:1997:ACL,
  author    = {Marilyn A. Walker  and  Diane J. Litman  and  Candace A. Kamm  and  Alicia Abella},
  title     = {PARADISE: A Framework for Evaluating Spoken Dialogue Agents},
  booktitle = {Proceedings of the 35th Annual Meeting of the Association for Computational Linguistics},
  month     = {July},
  year      = {1997},
  address   = {Madrid, Spain},
  publisher = {Association for Computational Linguistics},
  pages     = {271--280},
  url       = {http://www.aclweb.org/anthology/P97-1035},
  doi       = {10.3115/976909.979652}
}