@misc{cryptoeprint:2017:022,
    author = {Jan Camenisch and Anja Lehmann},
    title = {Privacy for Distributed Databases via (Un)linkable Pseudonyms},
    howpublished = {Cryptology ePrint Archive, Report 2017/022},
    year = {2017},
    url = {https://eprint.iacr.org/2017/022},
}