@misc{cryptoeprint:2004:377,
    author = {Javier Herranz and Germ\'an S\'aez},
    title = {New Distributed Ring Signatures for General Families of Signing Subsets},
    howpublished = {Cryptology ePrint Archive, Report 2004/377},
    year = {2004},
    url = {http://eprint.iacr.org/2004/377},
}