@misc{cryptoeprint:2009:153,
    author = {Long H. Nguyen and Andrew W. Roscoe},
    title = {New combinatorial bounds for universal hash functions},
    howpublished = {Cryptology ePrint Archive, Report 2009/153},
    year = {2009},
    url = {http://eprint.iacr.org/2009/153},
}