@misc{cryptoeprint:2003:153,
    author = {Zhen-Feng ZHANG and Jing XU and Deng-Guo FENG},
    title = {Attack on an Identification Scheme Based on Gap Diffie-Hellman Problem},
    howpublished = {Cryptology ePrint Archive, Report 2003/153},
    year = {2003},
    url = {http://eprint.iacr.org/2003/153},
}