Ascheuer, Norbert; Grötschel, Martin; Abdel-Hamid, … - In: Mathematical Methods of Operations Research 49 (1999) 3, pp. 501-515
We report on a joint project with industry that had the aim to sequence transportation requests within an automatic storage system in such a way that the overall travel time is minimized. The manufacturing environment is such that scheduling decisions have to be made before all jobs are known....