search query: @author Leibfritz, W. / total: 1
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| title | year | author | ||
| 1. |
Wirtschaftsdienst
1994 : JUL, VOL. 74:7, p.345-351 |
1994 | Leibfritz, W. |
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| title | year | author | ||
| 1. |
Wirtschaftsdienst
1994 : JUL, VOL. 74:7, p.345-351 |
1994 | Leibfritz, W. |