Affiliated projects
| 6970 | An Experimental Study of Two Data Collection Strategies: Face-to-face Interviews (CAPI) versus Telephone Interviews (CATI) | 28.05.2000 | 0 |
| 1426 | Mikrozensus 1989: Verkehrsverhalten der Bevölkerung | 28.12.1992 | 0 |
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