@misc{cryptoeprint:2004:269,
    author = {Lifeng Guo},
    title = {Cryptanalysis of Threshold-Multisignature Schemes},
    howpublished = {Cryptology ePrint Archive, Report 2004/269},
    year = {2004},
    url = {http://eprint.iacr.org/2004/269},
}