A Multiobjective Optimization Model of Production-Sourcing for Sustainable Supply Chain with Consideration of Social, Environmental, and Economic Factors

Table 16

Order quantities of iron ore and coking coal from the different suppliers.

Order quantities in ton	India	Brazil	Australia	USA	Canada
Iron ore	100,000	500,000	283,000	0	0
Coking coal	0	0	48,000	100,000	200,000