@misc{cryptoeprint:2003:067,
    author = {Javier Herranz and Germ\'an S\'aez},
    title = {Forking Lemmas in the Ring Signatures' Scenario},
    howpublished = {Cryptology ePrint Archive, Report 2003/067},
    year = {2003},
    url = {http://eprint.iacr.org/2003/067},
}