European Journal of Operational Research
European Journal of Operational Research > 2016 > 249 > 1 > 76-92
European Journal of Operational Research > 2016 > 249 > 2 > 457-464
European Journal of Operational Research > 2016 > 252 > 2 > 573-586
European Journal of Operational Research > 2016 > 252 > 3 > 879-887
European Journal of Operational Research > 2016 > 253 > 3 > 648-658