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Poynder, R.: Web research engines? (1996)
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Järvelin, K.; Niemi, T.: Deductive information retrieval based on classifications (1993)
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Comaromi, C.L.: Summation of classification as an enhancement of intellectual access to information in an online environment (1990)
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Hondt, E. d': ¬Die Anwendung der Dezimalklassifikation (DK) in einer automatisierten theologischen Bibliothek (1990)
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