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  • × author_ss:"Ecker, R."
  • × theme_ss:"Internet"
  1. Ecker, R.: DOI-Workshop in Luxemburg (1998) 0.02 
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  2. Ecker, R.: European Copyright User Platform, ECUP und ECUP+ (1997) 0.01 
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  3. Ecker, R.: ¬Das digitale Buch im Internet : Methoden der Erfassung, Aufbereitung und Bereitstellung (1998) 0.01 
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