| 标题 |
How does patent portfolio structure affect patent value in different technological environments? Evidence from Chinese high-tech industries |
| 网址 | |
| DOI | |
| 其它 |
期刊:Technological Forecasting and Social Change 作者:Lan‐Hua Li; Daqi Xin; Xi Yang; Xiaodan Yu 出版日期:2025-04-08 |
| 求助人 | |
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(2025-6-4)