@misc{cryptoeprint:2012:230,
    author = {Vadim Lyubashevsky and Chris Peikert and Oded Regev},
    title = {On Ideal Lattices and Learning with Errors Over Rings},
    howpublished = {Cryptology ePrint Archive, Report 2012/230},
    year = {2012},
    url = {http://eprint.iacr.org/2012/230},
}