非洲五大产油国石油投资环境评价——基于熵权法和物元模型

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1006-5024|volume|5|119-122

ISSN: 1006-5024

Source: 企业经济, Vol.volume, Iss.5, 2015-01, pp. : 119-122

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Abstract