@inproceedings{DBLP:conf/pods/GottlobHKL13,
  title = "Well-Founded Semantics for Extended Datalog and Ontological Reasoning",
  author = "Andr{\'e} Hernich and Clemens Kupke and Thomas Lukasiewicz and Georg Gottlob",
  year = "2013",
  booktitle = "Proceedings of the 32nd ACM Symposium on Principles of Database Systems, PODS 2013, New York, New York, USA, June 22-27, 2013",
  editor = "Richard Hull and Wenfei Fan",
  pages = "225-236",
  publisher = "ACM Press",
  url = "http://doi.acm.org/10.1145/2463664.2465229",
}