1. Stochastic approximation procedures with randomly varying truncations;Chen;Scientia Sinica,1986
2. Convergence and robustness of Robbins-Momo algorithm truncated at randomly varying bounds, Stoch;Chen;Processes and Their Applications,1988
3. Asymptotically efficient stochastic approximation;Chen;Stochastic and Stochastlcs Reports,1993
4. Stochastic approximation and its new applications;Chen;Proc. of 1994 Hong Kong International Workshop on New Directions of Control and Manufacturing,1994