Altay, Nezih; Robinson Jr., Powell E.; Bretthauer, Kurt M. - In: European Journal of Operational Research 190 (2008) 3, pp. 598-609
We consider a class of knapsack problems that include setup costs for families of items. An individual item can be loaded into the knapsack only if a setup cost is incurred for the family to which it belongs. A mixed integer programming formulation for the problem is provided along with exact...