A multi-product model for evaluating and lecting two layers of suppliers considering environmental
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期刊名称： RAIRO - Operations Rearch
作者： Eydi, Alireza,Bakhtiari, Mahnaz
黄金玉米带作者机构： Univ Kurdistan
肉牛品种
年份： 2016年年总结
期号： 第4期
关键词： Supply chain management;multi-objective optimization;two layers of
黑洞危机suppliers;hierarchical fuzzy TOPSIS;the augmented e-constraint method;
志愿广西摘要：New requirements and developments in the world of business and commerce era provide a bac
kground to the emergence of new attitudes which are esntial for tho involved in the field of production and trade. In this regard,
there are new approaches and attitudes toward the subject matter of supply chain which is following an approach to a green chain via environmental requirements. In this study, not only the suppliers directly associated with the company, but also tho providing raw materials for manufacturers were also considered in a cond layer of supply chain, so as to lect optimal suppliers from the both layers. Considering the first and cond layers of suppliers as well as the green factor, a criteria called "cond layer" was developed, with its associated fuzzy numbers
been calculated using a propod method, so as
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