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  • × author_ss:"Mahrholz, N."
  1. Mahrholz, N.: Bildungsbezogene Informationssuche im Internet und beim Deutschen Bildungsserver (2010) 7.52
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  2. Griesbaum, J.; Mahrholz, N.; Kiedrowski, K. von Löwe; Rittberger, M.: Knowledge generation in online forums : a case study in the German educational domain (2015) 7.52
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