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  • × author_ss:"Machill, M."
  • × author_ss:"Neumann, U."
  • × theme_ss:"Suchmaschinen"
  1. Machill, M.; Beiler, M.; Neumann, U.: Leistungsfähigkeit von wissenschaftlichen Suchmaschinen. : ein Experiment am Beispiel von Google Scholar (2007) 0.00 
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