@misc{cryptoeprint:2010:349,
    author = {Kenneth Koon-Ho Wong and Gregory V. Bard},
    title = {Improved Algebraic Cryptanalysis of QUAD, Bivium and Trivium via Graph Partitioning on Equation Systems},
    howpublished = {Cryptology ePrint Archive, Report 2010/349},
    year = {2010},
    url = {http://eprint.iacr.org/2010/349},
}