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  • × subject_ss:"Indexing"
  • × subject_ss:"Subject headings"
  1. Lancaster, F.W.: Vocabulary control for information retrieval (1986) 0.01 
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    Date
    22. 4.2007 10:07:51
  2. Unesco thesaurus : a structured list of descriptors for indexing and retrieving literature in the fields of education, science, social science, culture and communication (1977) 0.01 
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    Date
    18. 5.2007 14:19:01

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