@misc{cryptoeprint:2005:137,
    author = {Douglas Wikström},
    title = {A Sender Verifiable Mix-Net and a New Proof of a Shuffle},
    howpublished = {Cryptology ePrint Archive, Report 2005/137},
    year = {2005},
    url = {http://eprint.iacr.org/2005/137},
}