International Journal of Production Economics
International Journal of Production Economics > 2004 > 87 > 1 > 39-48
International Journal of Production Economics > 2004 > 90 > 3 > 421-434
International Journal of Production Economics > 2004 > 87 > 1 > 39-48
International Journal of Production Economics > 2004 > 90 > 3 > 421-434