-
Veenema, F.: To index or not to index (1996)
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- Source
- Canadian journal of information and library science. 21(1996) no.2, S.1-22
-
Booth, A.: How consistent is MEDLINE indexing? (1990)
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- Source
- Health libraries review. 7(1990) no.1, S.22-26
-
Iivonen, M.; Kivimäki, K.: Common entities and missing properties : similarities and differences in the indexing of concepts (1998)
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Gretz, M.; Thomas, M.: Indexierungen in biomedizinischen Literaturdatenbanken : eine vergleichende Analyse (1991)
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- Source
- Nachrichten für Dokumentation. 42(1991) H.5, S.337-344 (T.1); 42(1991) H.6, S.405-411 (T.2)
-
Ladewig, C.; Rieger, M.: Ähnlichkeitsmessung mit und ohne aspektische Indexierung (1998)
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- nfd Information - Wissenschaft und Praxis. 49(1998) H.8, S.459-462
-
Tseng, Y.-H.: Keyword extraction techniques and relevance feedback (1997)
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