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Dykstra, M.: Subject analysis and thesauri : a background (1989)
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Dykstra, M.: LC subject headings disguised as a thesaurus (1988)
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Dykstra, M.: Can subject headings be saved? (1988)
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Dykstra, M.: Subject indexing and retrieval: what more can technology do? (1987)
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Dykstra, M.: PRECIS in the online catalog (1989)
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Dykstra, M.: PRECIS in the online catalog (1989)
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