| Original language | Chinese (Simplified) |
|---|---|
| Journal | 科学学研究 |
| Volume | 31 |
| Issue number | 7 |
| Publication status | Published - 2013 |
| Externally published | Yes |
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基于专利的美国技术领域分布结构演变
- Fengchao Liu
- , Yao Fu
- , Yutao Sun
- Dalian University of Technology
Research output: Contribution to journal › Article › peer-review