@inproceedings{DBLP:conf/dlog/ZhouNGH14,
  title = "Pay-as-you-go Ontology Query Answering Using a Datalog Reasoner",
  author = "Yujiao Zhou and Yavor Nenov and Bernardo Cuenca Grau and Ian Horrocks",
  year = "2014",
  booktitle = "Informal Proceedings of the 27th International Workshop on Description Logics, Vienna, Austria, July 17-20, 2014.",
  pages = "352--364",
}