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Bollmann, P.; Konrad, E.; Schneider, H.-J.; Zuse, H.: Anwendung automatischer Klassifikationsverfahren mit dem System FAKYR (1978)
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Panyr, J.: Automatische Indexierung und Klassifikation (1983)
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Krauth, J.: Evaluation von Verfahren der automatischen Klassifikation (1983)
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Pfister, J.: Clustering von Patent-Dokumenten am Beispiel der Datenbanken des Fachinformationszentrums Karlsruhe (2006)
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