@InProceedings{wilcock:2007:PosterDemo,
  author    = {Wilcock, Graham},
  title     = {An OWL Ontology for HPSG},
  booktitle = {Proceedings of the 45th Annual Meeting of the Association for Computational Linguistics Companion Volume Proceedings of the Demo and Poster Sessions},
  month     = {June},
  year      = {2007},
  address   = {Prague, Czech Republic},
  publisher = {Association for Computational Linguistics},
  pages     = {169--172},
  url       = {http://www.aclweb.org/anthology/P07-2043}
}