国内外农村空间多元化研究热点识别与推移
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张娟, 王茂军
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Identification and change of research hotspots on rural space diversification
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Juan ZHANG, Maojun WANG
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表2 合作频次前20的国家列表 |
Tab.2 Top 20 countries of cooperation frequency |
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国家 | 合作频次 | 中心性 | 国家 | 合作频次 | 中心性 | United States | 430 | 0.00 | Wales | 38 | 0.00 | United Kingdom | 306 | 0.39 | Scotland | 35 | 0.02 | China | 145 | 0.18 | Sweden | 33 | 0.00 | Canada | 124 | 0.16 | Norway | 32 | 0.21 | Australia | 113 | 0.13 | South africa | 31 | 0.00 | Spain | 85 | 0.00 | Denmark | 31 | 0.00 | Germany | 71 | 0.09 | New zealand | 26 | 0.35 | Netherlands | 66 | 0.02 | Turkey | 24 | 0.00 | France | 43 | 0.32 | Belgium | 24 | 0.34 | Italy | 39 | 0.00 | Switzerland | 21 | 0.00 |
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