search query: @author Yu, Shangping / total: 1
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| title | year | author | ||
| 1. |
Economic Science (c)
1998 : 6, p.44-49 |
1998 | Zhong, Wei Yu, Shangping |
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SCIMA
| title | year | author | ||
| 1. |
Economic Science (c)
1998 : 6, p.44-49 |
1998 | Zhong, Wei Yu, Shangping |