@misc{cryptoeprint:2012:682,
    author = {Jiawei Yuan and Shucheng Yu},
    title = {Proofs of Retrievability with Public Verifiability and Constant Communication Cost in Cloud},
    howpublished = {Cryptology ePrint Archive, Report 2012/682},
    year = {2012},
    url = {http://eprint.iacr.org/2012/682},
}