International Journal of Production Economics
International Journal of Production Economics > 2009 > 117 > 2 > 330-337
International Journal of Production Economics > 2009 > 121 > 2 > 313-322
International Journal of Production Economics > 2009 > 117 > 2 > 330-337
International Journal of Production Economics > 2009 > 121 > 2 > 313-322