基于改进DEA的煤矿企业资源配置效率评价研究

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1004-972x|volume|6|82-84

ISSN: 1004-972x

Source: 经济问题, Vol.volume, Iss.6, 2017-01, pp. : 82-84

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Abstract