Joint demand fulfillment probability in a multi-item inventory system with independent order-up-to policies. - Warren H. Hausman; Hau L. Lee; Alex X. Zhang 001 (Eur. J. Oper. Res., 1998)

The finite multiple lot sizing problem with interrupted geometric yield and holding costs. - Sy-Ming Guu; Alex X. Zhang 001 (Eur. J. Oper. Res., 2003)

Style goods pricing with demand learning. - Alper Sen 002; Alex X. Zhang 001 (Eur. J. Oper. Res., 2009)