@inbookBlömer_Bobolz_Eidens_Jager_Kramer_2023, place=Paderborn, series=Verlagsschriftenreihe des Heinz Nixdorf Instituts, title=Practical Cryptograhic Techniques for Secure and Privacy-Preserving Customer Loyalty Systems, volume=412, DOI=10.5281/zenodo.8068755, booktitle=On-The-Fly Computing -- Individualized IT-services in dynamic markets, publisher=Heinz Nixdorf Institut, Universität Paderborn, author=Blömer, Johannes and Bobolz, Jan and Eidens, Fabian and Jager, Tibor and Kramer, Paul, editor=Haake, Claus-Jochen and Meyer auf der Heide, Friedhelm and Platzner, Marco and Wachsmuth, Henning and Wehrheim, Heike, year=2023, pages=237–246, collection=Verlagsschriftenreihe des Heinz Nixdorf Instituts 

@bookKramer_2022, title=On Transforming Lattice-Based Cryptography to the Ring Setting, author=Kramer, Paul, year=2022 

@bookKramer_2020, title=Comparison of Zero-Knowledge Range Proofs, publisher=Universität Paderborn, author=Kramer, Paul, year=2020