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  • × theme_ss:"Retrievalstudien"
  • × type_ss:"el"
  1. Munkelt, J.; Schaer, P.: Towards an IR test collection for the German National Library (2018) 0.02 
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  2. Griesbaum, J.; Rittberger, M.; Bekavac, B.: Deutsche Suchmaschinen im Vergleich : AltaVista.de, Fireball.de, Google.de und Lycos.de (2002) 0.01 
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