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  • × author_ss:"Sietmann, R."
  • × theme_ss:"Informationsdienstleistungen"
  1. Sietmann, R.: Zirkelspiele : Die wissenschaftliche Literaturversorgung steckt weltweit in der Krise (1999) 0.02 
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  2. Sietmann, R.: ¬Ein Netz im Netz der Netze : Wissenschaftlicher Informationsaustausch im Zeitalter des Internet (2002) 0.01 
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