@inproceedings{baral-gelfond-scherl:2004:HLTNAACL,
  author    = {Baral, Chitta  and  Gelfond, Michael  and  Scherl, Richard},
  title     = {Using answer set programming to answer complex queries},
  booktitle = {HLT-NAACL 2004: Workshop on Pragmatics of Question Answering },
  editor = {Sanda Harabagiu and Finley Lacatusu},
  year      = 2004,
  month     = {May 2 - May 7},
  address   = {Boston, Massachusetts, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {17--22}
}