@misc{cryptoeprint:2011:316,
    author = {Dominique Schröder and Dominique Unruh},
    title = {Security of Blind Signatures Revisited},
    howpublished = {Cryptology ePrint Archive, Report 2011/316},
    year = {2011},
    url = {http://eprint.iacr.org/2011/316},
}