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11947 documents found.
Published:
| Centraal Bureau voor de Statistiek CBS
Published:
| Kwakernaak, M.
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| Voorhelst, H.
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| -
Published:
| Rutherford, G.S. & Schofer, J.L.
Published:
| Voort, K.C. van der
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| Gunnarson, S.O. Kristianson, K. & Persson, B.
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| Waller, P.F. Hall, G. Lowery, H.A. & Nathan, L.B.G.
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| House, E.G. & Waller, P.F.
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| Stoovelaar, F. & Groot, R.E.