@misc{cryptoeprint:2006:090,
    author = {Ee-Chien Chang and Vadym Fedyukovych and Qiming Li},
    title = {Secure Sketch for Multi-Sets},
    howpublished = {Cryptology ePrint Archive, Report 2006/090},
    year = {2006},
    url = {http://eprint.iacr.org/2006/090},
}