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  • × year_i:[1990 TO 2000}
  1. Megner, K.: ¬Die deutsche Bibliographie (DB) und das Verzeichnis lieferbarer Bücher (VLB) als Printmedien, Online- und CD-ROM-Datenbanken : Vergleiche und Stichproben (1991) 10.09 
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  2. Nowak, K.: Freiheit und Notwendigkeit (1997) 10.09 
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