European Journal of Operational Research
European Journal of Operational Research > 2018 > 264 > 1 > 370-387
European Journal of Operational Research > 2018 > 265 > 1 > 389-398
European Journal of Operational Research > 2018 > 265 > 2 > 685-702
European Journal of Operational Research > 2018 > 265 > 2 > 571-579
European Journal of Operational Research > 2018 > 266 > 1 > 371-390
European Journal of Operational Research > 2018 > 266 > 3 > 1134-1139