@misc{cryptoeprint:2010:393,
    author = {Jue-Sam Chou 1*, Yalin Chen 2, Chun-Hui Huang 3},
    title = {A Privacy-Flexible Password Authentication Scheme for Multi-Server Environment},
    howpublished = {Cryptology ePrint Archive, Report 2010/393},
    year = {2010},
    url = {http://eprint.iacr.org/2010/393},
}