@misc{cryptoeprint:2009:004,
    author = {Palash Sarkar},
    title = {On Stateless Schemes for Message Authentication Using Pseudorandom Functions},
    howpublished = {Cryptology ePrint Archive, Report 2009/004},
    year = {2009},
    url = {http://eprint.iacr.org/2009/004},
}