@InProceedings{warren:1982:ACL,
  author    = {David H. D. Warren},
  title     = {ISSUES IN NATURAL LANGUAGE ACCESS TO DATABASES FROM A LOGIC PROGRAMMING PERSPECTIVE},
  booktitle = {Proceedings of the 20th Annual Meeting of the Association for Computational Linguistics},
  month     = {June},
  year      = {1982},
  address   = {Toronto, Ontario, Canada},
  publisher = {Association for Computational Linguistics},
  pages     = {63--66},
  url       = {http://www.aclweb.org/anthology/P82-1012},
  doi       = {10.3115/981251.981266}
}