西部地区企业科技创新效率研究

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1672-2817|30|2|57-61

ISSN: 1672-2817

Source: 西安财经学院学报, Vol.30, Iss.2, 2017-01, pp. : 57-61

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Abstract