search query: @author Li, Yingqing / total: 1
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title | year | author | ||
1. |
Modern Economic Science (c)
1993 : 3, p.9-13 |
1993 | Li, Yingqing |
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title | year | author | ||
1. |
Modern Economic Science (c)
1993 : 3, p.9-13 |
1993 | Li, Yingqing |