@misc{cryptoeprint:2009:636,
    author = {Haining Fan and Ming Gu and Jiaguang Sun and Kwok-Yan Lam},
    title = {Obtaining More Karatsuba-Like Formulae over Binary Field},
    howpublished = {Cryptology ePrint Archive, Report 2009/636},
    year = {2009},
    url = {http://eprint.iacr.org/2009/636},
}