European Journal of Operational Research
European Journal of Operational Research > 2016 > 248 > 1 > 95-106
European Journal of Operational Research > 2016 > 252 > 3 > 815-828
European Journal of Operational Research > 2016 > 253 > 1 > 14-24
European Journal of Operational Research > 2016 > 253 > 3 > 711-733