@misc{cryptoeprint:2001:009,
    author = {Wen-Guey Tzeng, Zhi-Jia Tzeng},
    title = {Robust key-evolving public key encryption schemes},
    howpublished = {Cryptology ePrint Archive, Report 2001/009},
    year = {2001},
    url = {http://eprint.iacr.org/2001/009},
}