The following publications are possibly variants of this publication:
- Tradeoff between Delay Robustness and Tracking Performance by PID Control: Second-Order Unstable SystemsJianqi Chen, Dan Ma, Yong Xu, Jie Chen 0005. cdc 2020: 5891-5896 [doi]
- Delay Robustness of PID Control of Second-Order Systems: Pseudoconcavity, Exact Delay Margin, and Performance TradeoffJianqi Chen, Dan Ma, Yong Xu 0003, Jie Chen 0005. tac, 67(3):1194-1209, 2022. [doi]