A branch and bound algorithm for solving separable convex integer programming problems. - Won J. Lee; A. Victor Cabot; Munirpallam A. Venkataramanan (Comput. Oper. Res., 1994)

Optimal joint pricing and lot sizing with fixed and variable capacity. - DaeSoo Kim; Won J. Lee (Eur. J. Oper. Res., 1998)

Optimal coordination strategies for production and marketing decisions. - DaeSoo Kim; Won J. Lee (Oper. Res. Lett., 1998)