@misc{cryptoeprint:2011:636,
    author = {Iwen Coisel and Tania Martin},
    title = {Untangling RFID Privacy Models},
    howpublished = {Cryptology ePrint Archive, Report 2011/636},
    year = {2011},
    url = {http://eprint.iacr.org/2011/636},
}