search query: @author Li, Guoping / total: 1
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title | year | author | ||
1. |
Modern Economic Science (c)
1999 : 4, p.30-35 |
1999 | Cheng, Heyuan Li, Guoping |
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title | year | author | ||
1. |
Modern Economic Science (c)
1999 : 4, p.30-35 |
1999 | Cheng, Heyuan Li, Guoping |