@InProceedings{wauchope-EtAl:1997:ANLP,
  author    = {Kenneth Wauchope  and  Stephanie Everett  and  Dennis Perzanowski  and  Elaine Marsh},
  title     = {Natural Language in Four Spatial Interfaces},
  booktitle = {Proceedings of the Fifth Conference on Applied Natural Language Processing},
  month     = {March},
  year      = {1997},
  address   = {Washington, DC, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {8--11},
  url       = {http://www.aclweb.org/anthology/A97-1002},
  doi       = {10.3115/974557.974559}
}