@misc{cryptoeprint:2011:194,
    author = {Masoumeh Safkhani, Nasour Bagheri and Majid Naderi},
    title = {Cryptanalysis of Chen \textit{et al.}'s RFID Access Control Protocol},
    howpublished = {Cryptology ePrint Archive, Report 2011/194},
    year = {2011},
    url = {http://eprint.iacr.org/2011/194},
}