@misc{cryptoeprint:2011:401,
    author = {Abhishek Banerjee and Chris Peikert and Alon Rosen},
    title = {Pseudorandom Functions and Lattices},
    howpublished = {Cryptology ePrint Archive, Report 2011/401},
    year = {2011},
    url = {http://eprint.iacr.org/2011/401},
}