A continuous review inventory model with the controllable production rate of the manufacturer. - Il Kyeong Moon; B. C. Cha (Int. Trans. Oper. Res., 2005)

The joint replenishment problem with quantity discounts under constant demand. - B. C. Cha; Il Kyeong Moon (OR Spectr., 2005)

The joint replenishment problem with resource restriction. - Il Kyeong Moon; B. C. Cha (Eur. J. Oper. Res., 2006)

The joint replenishment problem involving multiple suppliers offering quantity discounts. - Il Kyeong Moon; Suresh K. Goyal; B. C. Cha (Int. J. Syst. Sci., 2008)