Yu, Y.

system storage model problem retailer solution product retrieval manufacturer travel research location inventory vehicle travel time number result policy /r machine heuristic customer function paper constraint journal value machine dimension cycle approach conveyor management decision equation example table figure algorithm order material section demand production depot supply price chain scheduling period position route unit loads theorem performance increase equilibrium koster vendor warehouse distribution /r position vmi system pallet method i /o point | r 2 sequencing study delivery objective capacity supplier profit request parameter production research variable erasmu transportation class