@misc{cryptoeprint:2002:149,
    author = {Nicolas T. Courtois},
    title = {About Filliol's Observations on DES, AES and Hash Functions (draft)},
    howpublished = {Cryptology ePrint Archive, Report 2002/149},
    year = {2002},
    url = {http://eprint.iacr.org/2002/149},
}