search query: @author Sun, Yiqin / total: 1
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| title | year | author | ||
| 1. |
Technical Economy (c)
1995 : 1, p.23-26 |
1995 | Han, Guoming Sun, Yiqin |
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| title | year | author | ||
| 1. |
Technical Economy (c)
1995 : 1, p.23-26 |
1995 | Han, Guoming Sun, Yiqin |