@misc{cryptoeprint:2010:072,
    author = {Didier Alqui\'e},
    title = {Approximating Addition by XOR: how to go (a little) further than P. Sarkar},
    howpublished = {Cryptology ePrint Archive, Report 2010/072},
    year = {2010},
    url = {http://eprint.iacr.org/2010/072},
}