@inproceedings{<a href="http://dblp.uni-trier.de/db/about/bibtex.html">DBLP</a>:conf/ccs/ShokriTTHB12,
  author    = {Reza Shokri and
               George Theodorakopoulos and
               Carmela Troncoso and
               Jean-Pierre Hubaux and
               Jean-Yves Le Boudec},
  title     = {Protecting location privacy: optimal strategy against localization
               attacks},
  booktitle = {ACM Conference on Computer and Communications Security},
  year      = {2012},
  pages     = {617-627},
  ee        = {http://doi.acm.org/10.1145/2382196.2382261},
  crossref  = {DBLP:conf/ccs/2012},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{<a href="http://dblp.uni-trier.de/db/about/bibtex.html">DBLP</a>:conf/ccs/2012,
  editor    = {Ting Yu and
               George Danezis and
               Virgil D. Gligor},
  title     = {the ACM Conference on Computer and Communications Security,
               CCS'12, Raleigh, NC, USA, October 16-18, 2012},
  booktitle = {ACM Conference on Computer and Communications Security},
  publisher = {ACM},
  year      = {2012},
  isbn      = {978-1-4503-1651-4},
  ee        = {http://dl.acm.org/citation.cfm?id=2382196},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}