Li, Xue, Zhiyong Yu, Da Huang, and Haijun Jiang. 2022. “Finite-Time and Fixed-Time Sliding Mode Control for Second-Order Nonlinear Multiagent Systems With External Disturbances”. Nonlinear Analysis: Modelling and Control 27 (6): 1091-1109. https://doi.org/10.15388/namc.2022.27.29471.