@misc{cryptoeprint:2008:437,
    author = {David Naccache and Igor Shparlinski},
    title = {Divisibility, Smoothness and Cryptographic Applications},
    howpublished = {Cryptology ePrint Archive, Report 2008/437},
    year = {2008},
    url = {http://eprint.iacr.org/2008/437},
}