<a href="https://dl.acm.org/doi/abs/10.1145/3448016.3459237" target="_blank">P<sup>2</sup>B-Trace: Privacy-Preserving Blockchain-based Contact Tracing to Combat Pandemics</a>
**Zhe Peng**, Cheng Xu, Haixin Wang, Jinbin Huang, Jianliang Xu, and Xiaowen Chu
May 2021