@misc{cryptoeprint:2007:160,
    author = {Muxiang Zhang},
    title = {Analysis of Collusion-Attack Free ID-Based Non-Interactive Key Sharing},
    howpublished = {Cryptology ePrint Archive, Report 2007/160},
    year = {2007},
    url = {http://eprint.iacr.org/2007/160},
}