European Journal of Operational Research
European Journal of Operational Research > 2011 > 210 > 3 > 588-593
European Journal of Operational Research > 2011 > 210 > 3 > 670-683
European Journal of Operational Research > 2011 > 210 > 3 > 474-481
European Journal of Operational Research > 2011 > 210 > 3 > 745-751
European Journal of Operational Research > 2011 > 210 > 3 > 552-558
European Journal of Operational Research > 2011 > 210 > 3 > 624-634
European Journal of Operational Research > 2011 > 210 > 3 > 729-735
European Journal of Operational Research > 2011 > 210 > 3 > 660-669
European Journal of Operational Research > 2011 > 210 > 3 > 559-567
European Journal of Operational Research > 2011 > 210 > 3 > 489-494
European Journal of Operational Research > 2011 > 210 > 3 > 684-693