@InProceedings{hafner:1984:ACL,
  author    = {Carole D. Hafner},
  title     = {Interaction of Knowledge Sources in a Portable Natural Language Interface},
  booktitle = {Proceedings of the 10th International Conference on Computational Linguistics and 22nd Annual Meeting of the Association for Computational Linguistics},
  month     = {July},
  year      = {1984},
  address   = {Stanford, California, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {57--60},
  url       = {http://www.aclweb.org/anthology/P84-1014},
  doi       = {10.3115/980491.980505}
}