@misc{cryptoeprint:2008:272,
    author = {Somitra Kumar Sanadhya and Palash Sarkar},
    title = {Some Observations on Strengthening the SHA-2 Family},
    howpublished = {Cryptology ePrint Archive, Report 2008/272},
    year = {2008},
    url = {http://eprint.iacr.org/2008/272},
}