PDF(2539 KB)
Spatial Distribution and Evolution of High-Value Patents in China's New Materials Industry
Xu Zhenliang, Li Yuhui, Wang Zhen
PDF(2539 KB)
PDF(2539 KB)
Spatial Distribution and Evolution of High-Value Patents in China's New Materials Industry
| {{custom_ref.label}} |
{{custom_citation.content}}
{{custom_citation.annotation}}
|
/
| 〈 |
|
〉 |