Flash Boys 2.0: Frontrunning in Decentralized Exchanges, Transaction Reordering, and Consensus Instability.
Philip Daian, Steven Goldfeder, Tyler Kell, Yunqi Li, Xueyuan Zhao, Iddo Bentov, Lorenz Breidenbach, Ari Juels.
IEEE Symposium on Security and Privacy 2020.

I Can’t Believe It’s Not Stake! Resource Exhaustion Attacks on PoS.
Sanket Kanjalkar, Joseph Kuo, Yunqi Li, Andrew Miller.
Financial Cryptography and Data Security 2019.