International Journal of Production Economics
International Journal of Production Economics > 1996 > 45 > 1-3 > 421-427
International Journal of Production Economics > 1996 > 45 > 1-3 > 479-487
International Journal of Production Economics > 1996 > 45 > 1-3 > 421-427
International Journal of Production Economics > 1996 > 45 > 1-3 > 479-487