@article{DBLP:journals/ijswis/LukasiewiczS08,
  title = "Tightly Coupled Fuzzy Description Logic Programs under the Answer Set Semantics for the Semantic Web",
  author = "Thomas Lukasiewicz and Umberto Straccia",
  year = "2008",
  journal = "International Journal on Semantic Web and Information Systems",
  number = "3",
  pages = "68--89",
  url = "http://dx.doi.org/10.4018/jswis.2008070104",
  volume = "4",
}