@misc{cryptoeprint:2004:179,
    author = {Sherman S.M. Chow and Lucas C.K. Hui and S.M. Yiu},
    title = {Identity Based Threshold Ring Signature},
    howpublished = {Cryptology ePrint Archive, Report 2004/179},
    year = {2004},
    url = {http://eprint.iacr.org/2004/179},
}