@misc{cryptoeprint:2004:288,
    author = {Yong Li and Dingyi Pei},
    title = {A New Designated Confirmer Signature Variant with Intended Recipient},
    howpublished = {Cryptology ePrint Archive, Report 2004/288},
    year = {2004},
    url = {http://eprint.iacr.org/2004/288},
}