@misc{cryptoeprint:2006:065,
    author = {Jonathan Katz and Chiu-Yuen Koo},
    title = {On Expected Constant-Round Protocols for Byzantine Agreement},
    howpublished = {Cryptology ePrint Archive, Report 2006/065},
    year = {2006},
    url = {http://eprint.iacr.org/2006/065},
}