Supplier Selection in Grey Environment: A Grey, AHP, Bulls-Eye and ELECTRE Approach
Subject Areas : International Journal of Information, Security and Systems ManagementMohammad Hassan Kamfiroozi 1 , Ali Bonyadi Naeini 2
                                               1 -     M.Sc. of Industrial Engineering, Iran University of Science and Technology
                                               
                                               2 -     Assistant Prof., Iran University of Science and Technology
                                               
                                       
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