European Journal of Operational Research
European Journal of Operational Research > 2016 > 248 > 1 > 33-51
European Journal of Operational Research > 2016 > 249 > 2 > 551-559
European Journal of Operational Research > 2016 > 250 > 1 > 101-119
European Journal of Operational Research > 2016 > 255 > 1 > 58-67
European Journal of Operational Research > 2016 > 255 > 3 > 699-718