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  • × theme_ss:"Retrievalstudien"
  1. Dalrymple, P.W.; Cox, R.: ¬An examination of the effects of non-Boolean enhancements to an information retrieval system (1992) 7.65 
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  2. Srinivasan, P.: Optimal document-indexing vocabulary for MEDLINE (1996) 7.65 
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  3. Hallet, K.S.: Separate but equal? : A system comparison study of MEDLINE's controlled vocabulary MeSH (1998) 7.65 
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