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Boeckx, T.: Onderwerpontsluiting in de on-line publiekscatalogus (1986)
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Svenonius, E.: Design of controlled vocabularies in the context of emerging technologies (1988)
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- Library science with a slant to documentation and information studies. 25(1988), S.215-227
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Anderson, J.D.: Indexing and classification : file organization and display for information retrieval (1989)
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