外部技术合作异质性对长三角城市技术多样化的影响
曹湛, 李航, 叶欣, 马海涛, 戴靓, 鲁嘉颐
Technological heterogeneity in external collaboration and its impact on technological diversification in the Yangtze River Delta cities
CAO Zhan, LI Hang, YE Xin, MA Haitao, DAI Liang, LU Jiayi
地理学报
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2025, (12): 3181
-3202
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DOI: 10.11821/dlxb202512005