@article{BetalSPRINGER10,
  title = "SPARQLog: SPARQL with Rules and Quantification",
  author = "Francois Bry and Tim Furche and Clemens Ley and Benedikt Linse and Bruno Marnette and Olga Poppe",
  year = "2010",
  journal = "Book Chapter, in Semantic Web Information Management: A Model Based Perspective, Springer",
}