Bibitem:

@inproceedings{Lukasiewicz07,
Author = {Thomas Lukasiewicz and Umberto Straccia},
 Booktitle = {Proceedings of the First International Conference on Web Reasoning and Rule Systems (RR-07)},
 Number = {4524}, 
 Pages = {289---298},
 Publisher = {Springer Verlag},
 Series = {Lecture Notes in Computer Science},
 Title = {Tightly Integrated Fuzzy Description Logic Programs under the Answer Semantics for the Semantic Web}, 
 Year = {2007}}