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Bethlehem, J. G., & Hofman, L. (2000). On the Use of XML in the Blaise environment. Proceedings of the Blaise User Meeting, 99-105.
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Bethlehem, J. G., & Hundepool, A. (2000). Analysing and Documentating Electronic Questionnaires. Research in Official Statistics, (2), 7-32.
Bethlehem, J. G. (2000). De Nationale Doorsnee - Analyse en uitkomsten. Research Paper CBS.