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  • × year_i:[2000 TO 2010}
  • × theme_ss:"Suchmaschinen"
  • × theme_ss:"Klassifikationssysteme im Online-Retrieval"
  1. Place, E.: International collaboration on Internet subject gateways (2000) 5.88 
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  2. Peereboom, M.: DutchESS : Dutch Electronic Subject Service - a Dutch national collaborative effort (2000) 5.88 
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