International Journal of Production Economics
International Journal of Production Economics > 2009 > 121 > 1 > 224-232
International Journal of Production Economics > 2009 > 122 > 2 > 703-713
International Journal of Production Economics > 2009 > 121 > 1 > 224-232
International Journal of Production Economics > 2009 > 122 > 2 > 703-713