@misc{cryptoeprint:2007:216,
    author = {Pawel Pszona and Grzegorz Stachowiak},
    title = {Unlinkable Divisible Digital Cash without Trusted Third Party},
    howpublished = {Cryptology ePrint Archive, Report 2007/216},
    year = {2007},
    url = {http://eprint.iacr.org/2007/216},
}