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  • × author_ss:"Egel, J.R."
  • × language_ss:"d"
  • × theme_ss:"Informationsmittel"
  • × year_i:[1990 TO 2000}
  1. Egel, J.R.: Runde Sache : CD-ROM-Lexika nach dem Lifting, elektronische Enzyklopädien etablieren sich (1996) 0.03 
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