@misc{cryptoeprint:2005:435,
    author = {Aggelos Kiayias and Hong-Sheng Zhou},
    title = {Concurrent Blind Signatures without Random Oracles},
    howpublished = {Cryptology ePrint Archive, Report 2005/435},
    year = {2005},
    url = {http://eprint.iacr.org/2005/435},
}