1. Introduction
2. Generalized kanban/MRP system, Working Paper;Buzacott,1989
3. Tandem queues with general blocking: stochastic comparisons and structural properties;Cheng,1991
4. Second order properties in a tandem queue with general blocking;Cheng;Oper. Res. Letters,1992
5. D.W. Cheng, Line reversibility of tandem queues with general blocking, submitted for publication.