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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2014
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Article
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Tab 8
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Research Article
A Multiobjective Optimization Model of Production-Sourcing for Sustainable Supply Chain with Consideration of Social, Environmental, and Economic Factors
Table 8
Utility costs in steel production (
).
Production method
PM1
PM2
PM3
Utility cost in $/ton
4
7
5