@inproceedings{ijcai2009p143,
  title     = {Minimal Module Extraction from DL-Lite Ontologies Using QBF Solvers},
  author    = {Kontchakov, Roman and Pulina, Luca and Sattler, Ulrike and Schneider, Thomas and Selmer, Petra and Wolter, Frank and Zakharyaschev, Michael},
  booktitle = {Proceedings of the Twenty-First International Joint Conference on
               Artificial Intelligence, {IJCAI-09}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  editor    = {Hiroaki Kitano},
  pages     = {836--840},
  year      = {2009},
  url       = {https://ijcai.org/proceedings/2009/143},
}