search query: @author Welfe, A. / total: 2
references: 1-2 / 2
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title | year | author | ||
1. |
Economics of Planning
1997 : VOL. 30:2/3, p. 205-220 |
1997 | Osiewalski, J. Welfe, A. |
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2. |
Economics of Planning
1996 : VOL. 29:1, p. 33-50 |
1996 | Welfe, A. |
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