\input zb-basic \input zb-ioport \iteman{io-port 70967010} \itemau{Li, Min; Lai, Kin Keung} \itemti{Risk and cost analysis in supply chain structure with simulation} \itemso{BIFE, 381-385 (2009).} \itemcc{} \itemut{} \itemli{http://doi.ieeecomputersociety.org/10.1109/BIFE.2009.94} \end