@misc{cryptoeprint:2010:589,
    author = {Christina Boura and Anne Canteaut and Christophe De Canni\`ere},
    title = {Higher-order differential properties of Keccak and Luffa},
    howpublished = {Cryptology ePrint Archive, Report 2010/589},
    year = {2010},
    url = {http://eprint.iacr.org/2010/589},
}