京津冀区域创新差异多尺度研究

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1004-9754|volume|9|74-76

ISSN: 1004-9754

Source: 环渤海经济瞭望, Vol.volume, Iss.9, 2017-01, pp. : 74-76

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Abstract