International Journal of Production Economics
International Journal of Production Economics > 2009 > 121 > 1 > 49-56
International Journal of Production Economics > 2009 > 121 > 1 > 5-20
International Journal of Production Economics > 2009 > 121 > 1 > 49-56
International Journal of Production Economics > 2009 > 121 > 1 > 5-20