@inproceedings{DBLP:conf/lics/CaliGLMP10,
  title = "Datalog+/{-}: {A} Family of Logical Knowledge Representation and Query Languages for New Applications",
  author = "Andrea Cal\`{\i} and Georg Gottlob and Thomas Lukasiewicz and Bruno Marnette and Andreas Pieris",
  year = "2010",
  booktitle = "Proceedings of the 25th Annual IEEE Symposium on Logic in Computer Science (LICS)",
  pages = "228-242",
}