@misc{cryptoeprint:2007:173,
    author = {Xu An Wang and Xiaoyuan Yang and Yiliang Han},
    title = {Provable Secure Generalized Signcryption},
    howpublished = {Cryptology ePrint Archive, Report 2007/173},
    year = {2007},
    url = {http://eprint.iacr.org/2007/173},
}