A blockchain-based reputation system for consulting
S. Hemmrich, V. Nissen, in: V. Nissen (Ed.),  Advanced Studies in Consulting Research and Digitalization – A Scientific Update on the Digital Transformation of the Consulting Industry. Springer., 2026.

Blockchainbased reputation systemsfor businesstobusiness services: designing a reputation mechanism to reduce information asymmetry in professional consulting
S. Hemmrich, V. Nissen, D. Beverungen, J.D.M. Pauls, Information Systems and E-Business Management 23 (2025).

Overcoming Lemon Markets with Business Reputation  Ecosystem – A Multi-agent Simulation on Monetary  Ratings
U. Ibrahimli, S. Hemmrich, S. Zauke, A. Winkelmann, in: 19. Internationale Tagung Wirtschaftsinformatik (W), 2024.

Business Reputation Systems based on Blockchain Technology—A Risky Advance
S. Hemmrich, in: Proceedings of 31st European Conference on Information Systems (ECIS 2023), 2023.