European Journal of Operational Research
European Journal of Operational Research > 2018 > 264 > 3 > 1144-1158
European Journal of Operational Research > 2018 > 266 > 2 > 554-568
European Journal of Operational Research > 2018 > 264 > 3 > 1144-1158
European Journal of Operational Research > 2018 > 266 > 2 > 554-568