A Grey-Fuzzy Multiobjective Model for Supplier Selection and Production-Distribution Planning Considering Consumer Safety

Table 3

Demand of products at various customer zones (1000 units).

Customer zones	Customer 1			Customer 2			Customer 3
Period	P1	P2	P3	P1	P2	P3	P1	P2	P3
Product variant 1
Product variant 2
Product variant 3
Product variant 4