@misc{cryptoeprint:2010:612,
    author = {Markku-Juhani O. Saarinen},
    title = {Cryptanalysis of Hummingbird-1},
    howpublished = {Cryptology ePrint Archive, Report 2010/612},
    year = {2010},
    url = {http://eprint.iacr.org/2010/612},
}