Stochastic control via direct comparison. - Xi-Ren Cao; De-Xin Wang; Tao Lu; Yifan Xu 001 (Discret. Event Dyn. Syst., 2011)

Completion-of-squares: Revisited and extended. - De-Xin Wang; Xi-Ren Cao; Li Qiu 001 (Syst. Control. Lett., 2011)

Partial-Information State-Based Optimization of Partially Observable Markov Decision Processes and the Separation Principle. - Xi-Ren Cao; De-Xin Wang; Li Qiu 001 (IEEE Trans. Autom. Control., 2014)