@misc{cryptoeprint:2003:171,
    author = {Jonathan Katz and Moti Yung},
    title = {Scalable Protocols for Authenticated Group Key Exchange},
    howpublished = {Cryptology ePrint Archive, Report 2003/171},
    year = {2003},
    url = {http://eprint.iacr.org/2003/171},
}