@misc{cryptoeprint:2007:064,
    author = {Rafail Ostrovsky and William E. Skeith III},
    title = {Algebraic Lower Bounds for Computing on Encrypted Data},
    howpublished = {Cryptology ePrint Archive, Report 2007/064},
    year = {2007},
    url = {http://eprint.iacr.org/2007/064},
}