@misc{cryptoeprint:2009:050,
    author = {Jan Camenisch and Aggelos Kiayias and Moti Yung},
    title = {On the Portability of Generalized Schnorr Proofs},
    howpublished = {Cryptology ePrint Archive, Report 2009/050},
    year = {2009},
    url = {http://eprint.iacr.org/2009/050},
}