@inproceedings{ijcai2007p62,
  title     = {Conjunctive Query Answering for the Description Logic SHIQ},
  author    = {Glimm, Birte and Horrocks, Ian and Lutz, Carsten and Sattler, Ulrike},
  booktitle = {Proceedings of the Twentieth International Joint Conference on
               Artificial Intelligence, {IJCAI-07}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  editor    = {Ramon López de Mántaras},
  pages     = {399--403},
  year      = {2007},
  url       = {https://ijcai.org/proceedings/2007/62},
}