京津冀产业结构演变趋势与优化升级
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1000-5587|40|3|5-11
ISSN: 1000-5587
Source: 河北师范大学学报:哲学社会科学版, Vol.40, Iss.3, 2017-01, pp. : 5-11
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Abstract