International Journal of Production Economics
International Journal of Production Economics > 2009 > 118 > 2 > 430-441
International Journal of Production Economics > 2009 > 122 > 1 > 458-468
International Journal of Production Economics > 2009 > 122 > 1 > 419-428
International Journal of Production Economics > 2009 > 122 > 1 > 329-339