A higher-order Markov model for the Newsboy's problem. - W.-K. Ching; E. S. Fung; Michael K. Ng 001 (J. Oper. Res. Soc., 2003)

An inventory model with returns and lateral transshipments. - W.-K. Ching; W.-O. Yuen; A. W. Loh (J. Oper. Res. Soc., 2003)