@misc{cryptoeprint:2002:167,
    author = {Fangguo Zhang and Kwangjo Kim},
    title = {Cryptanalysis of Two New Signature Schemes},
    howpublished = {Cryptology ePrint Archive, Report 2002/167},
    year = {2002},
    url = {http://eprint.iacr.org/2002/167},
}