8Li G D, Yamaguchi D. A grey - based rough decision - making approach to supplier selection [ J ] . International Journal of Advanced Manufacture Technology, 2006 (10) : 10 - 18 .
9Peck H. Reconciling supply chain vulnerability, risk - and supply chain management [ J ]. International Journal of Lo- gistics : Research and Applications, 2006, 9 ( 2 ) : 127 - 142.