@inproceedings{DBLP:conf/dlog/GottlobS11,
  author    = {Georg Gottlob and
               Thomas Schwentick},
  title     = {Rewriting Ontological Queries into Small Nonrecursive Datalog
               Programs},
  booktitle = {Description Logics},
  year      = {2011},
  ee        = {http://ceur-ws.org/Vol-745/paper_21.pdf},
  crossref  = {DBLP:conf/dlog/2011},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/dlog/2011,
  editor    = {Riccardo Rosati and
               Sebastian Rudolph and
               Michael Zakharyaschev},
  title     = {Proceedings of the 24th International Workshop on Description
               Logics (DL 2011), Barcelona, Spain, July 13-16, 2011},
  booktitle = {Description Logics},
  publisher = {CEUR-WS.org},
  series    = {CEUR Workshop Proceedings},
  volume    = {745},
  year      = {2011},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}