@misc{cryptoeprint:2011:071,
    author = {Gilles Barthe and Boris Köpf},
    title = {Information-theoretic Bounds for Differentially Private Mechanisms},
    howpublished = {Cryptology ePrint Archive, Report 2011/071},
    year = {2011},
    url = {http://eprint.iacr.org/2011/071},
}