search query: @author Yan, Wenguang / total: 1
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| title | year | author | ||
| 1. |
China Industrial Economics Research (c)
1994 : 1, p.68-74 |
1994 | Yan, Wenguang |
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| title | year | author | ||
| 1. |
China Industrial Economics Research (c)
1994 : 1, p.68-74 |
1994 | Yan, Wenguang |