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Fuhr, N.; Niewelt, B.: ¬Ein Retrievaltest mit automatisch indexierten Dokumenten (1984)
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Saracevic, T.: On a method for studying the structure and nature of requests in information retrieval (1983)
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Dillon, M.: Enhanced bibliographic record retrieval experiments (1989)
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Hodges, P.R.: Keyword in title indexes : effectiveness of retrieval in computer searches (1983)
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Sievert, M.E.; McKinin, E.J.: Why full-text misses some relevant documents : an analysis of documents not retrieved by CCML or MEDIS (1989)
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Gordon, M.; Kochen, M.: Recall-precision trade-off : a derivation (1989)
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Sievert, M.E.; McKinin, E.J.; Slough, M.: ¬A comparison of indexing and full-text for the retrieval of clinical medical literature (1988)
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