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5027 documents found.
Published:
| Older, S.J. & Grayson, G.B.
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| Centraal Bureau voor de Statistiek CBS
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| -
Published:
| Bishop, R.R. & Hutchins, J.S.
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| Nunn, D.E. & Morris, S.A.H.
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| -
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| Sandels, S.
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| Campbell, G.D.
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| Miller, N.D. Baumgardner, D. & Mortimer, R.G.
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| Perel, M.