Nenes, George; Panagiotidou, Sofia; Tagaras, George - In: European Journal of Operational Research 205 (2010) 2, pp. 313-324
We present the case of a Greek commercial enterprise facing the problem of managing the inventories of thousands of different items, supplied by more than 20 European and Asian manufacturers and sold to a large number of different-type customers. A key feature of the problem is that the demand...