Bibitem:

 @inproceedings{Bobillo08,
Author = {Fernando Bobillo and Umberto Straccia}, 
 Booktitle = {Proceedings of the 17th International Symposium on Methodologies for Intelligent Systems (ISMIS 2008)}, 
 Editor = {Aijun An and Stan Matwin and Zbigniew W. Ra\'{s} and Dominik \'{S}l\c{e}zak}, 
 Month = {May}, 
 Pages = {309--318}, 
 Publisher = {Springer Verlag}, 
 Series = {Lecture Notes in Computer Science}, 
 Title = {Towards a Crisp Representation of Fuzzy Description Logics under 
{{\L}ukasiewicz} Semantics}, 
 Volume = {4994}, 
 Year = {2008}}