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  • × author_ss:"Rittberger, M."
  1. Rittberger, M.: Online-Retrieval und Hypertext : auf dem Weg zu verknüpften Datenbanken und offenen Hypertextsystemen (1994) 5.47 
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  2. Rittberger, M.: Verfahren des traditionellen Information Retrieval in Hypertexten (1990) 5.47 
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  3. Rittberger, M.: Support of online database selection in KHS (1994) 5.47 
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