Cryptology ePrint Archive: BibTeX Citation of Report 2011/440

@misc{cryptoeprint:2011:440,
    author = {Jean-Sebastien Coron and David Naccache and Mehdi Tibouchi},
    title = {Public Key Compression and Modulus Switching for Fully Homomorphic Encryption over the Integers},
    howpublished = {Cryptology ePrint Archive, Report 2011/440},
    year = {2011},
    note = {\url{http://eprint.iacr.org/}},
}

You will need the url.sty package (comes with most LaTeX installations) for the last line. Otherwise, remove the \url command.