@inproceedings{DBLP:conf/sp/YuSKGX09,
  author    = {Haifeng Yu and
               Chenwei Shi and
               Michael Kaminsky and
               Phillip B. Gibbons and
               Feng Xiao},
  title     = {DSybil: Optimal Sybil-Resistance for Recommendation Systems},
  booktitle = {IEEE Symposium on Security and Privacy},
  year      = {2009},
  pages     = {283-298},
  ee        = {http://dx.doi.org/10.1109/SP.2009.26},
  crossref  = {DBLP:conf/sp/2009},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/sp/2009,
  title     = {30th IEEE Symposium on Security and Privacy (S{\&}P 2009),
               17-20 May 2009, Oakland, California, USA},
  booktitle = {IEEE Symposium on Security and Privacy},
  publisher = {IEEE Computer Society},
  year      = {2009},
  isbn      = {978-0-7695-3633-0},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}