@misc{cryptoeprint:2004:252,
    author = {Mihir Bellare and Chanathip Namprempre and Gregory Neven},
    title = {Security Proofs for Identity-Based Identification and Signature Schemes},
    howpublished = {Cryptology ePrint Archive, Report 2004/252},
    year = {2004},
    url = {http://eprint.iacr.org/2004/252},
}