Research on the evolution and upgrading of China's patent knowledge space：From the perspective of knowledge relatedness

LI Yuanxi, LI Guoping

GEOGRAPHICAL RESEARCH ›› 2026, Vol. 45 ›› Issue (3) : 793-814.

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GEOGRAPHICAL RESEARCH ›› 2026, Vol. 45 ›› Issue (3) : 793-814. DOI: 10.11821/dlyj020250576
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Research on the evolution and upgrading of China's patent knowledge space：From the perspective of knowledge relatedness

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{{article.zuoZheEn_L}}. {{article.title_en}}[J]. {{journal.qiKanMingCheng_EN}}, 2026, 45(3): 793-814 https://doi.org/10.11821/dlyj020250576

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