International Journal of Production Economics
International Journal of Production Economics > 2009 > 118 > 1 > 331-338
International Journal of Production Economics > 2009 > 121 > 2 > 678-699
International Journal of Production Economics > 2009 > 118 > 1 > 331-338
International Journal of Production Economics > 2009 > 121 > 2 > 678-699