- Author: Sabine Doering-Manteuffel (editor), Josef Mancal (editor), Wolfgang Wüst (editor)
- Language: German
- Year: 2002
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- Language: German
- Year: 1998
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- Language: German
- Year: 2001
- Author: Rudolf Dellsperger (editor), Rudolf Freudenberger (editor), Wolfgang E. J. Weber (editor)
- Language: German
- Year: 1997
- Author: Susanne Friedrich
- Language: German
- Year: 2007
Wissenssicherung, Wissensordnung und Wissensverarbeitung : Das europäische Modell der Enzyklopädien
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- Language: German
- Year: 2011
- Author: Gregor Weber
- Language: German
- Year: 2015