@misc{cryptoeprint:2007:129,
    author = {Cameron McDonald, Chris Charnes, Josef Pieprzyk},
    title = {An Algebraic Analysis of Trivium Ciphers based on the Boolean Satisfiability Problem},
    howpublished = {Cryptology ePrint Archive, Report 2007/129},
    year = {2007},
    url = {http://eprint.iacr.org/2007/129},
}