Ruizhuo Song, Wendong Xiao, Huaguang Zhang, Changyin Sun, Adaptive dynamic programming for a class of complex-valued nonlinear systems, IEEE Transactions on Neural Networks and Learning Systems, vol. 25, no. 9, pp. 1733-1739, September 2014.

Ruizhuo Song, Frank L. Lewis, Qinglai Wei, Huaguang Zhang, Zhong-Ping Jiang, Dan Levine. Multiple actor-critic structures for continuous-time optimal control using input-output data, IEEE Transactions on Neural Networks and Learning Systems, vol.26, no. 4, pp. 851-865, April 2015.

Ruizhuo Song, Frank L. Lewis, Qinglai Wei, Huaguang Zhang, Off-policy actor-critic structure for optimal control of unknown systems with disturbances, IEEE Transactions on Cybernetics, vol. 46, no. 5, pp. 1041-1050, April 2016.

Ruizhuo Song, Frank L. Lewis, Qinglai Wei, Off-Policy Integral Reinforcement Learning Method to Solve Nonlinear Continuous-Time Multiplayer Nonzero-Sum Games, IEEE Transactions on Neural Networks and Learning Systems, vol. 28, no. 3, pp. 704-713, March 2017..

Ruizhuo Song, Junsong Li, Frank L. Lewis, Robust Optimal Control for Disturbed Nonlinear Zero-Sum Differential Games Based on Single NN and Least-Squares, IEEE Transactions on Systems, Man, and Cybernetics: Systems, Article in press, DOI: 10.1109/TSMC.2019.2897379, 2018.