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  • × author_ss:"Schmidt, D."
  • × type_ss:"x"
  • × year_i:[1970 TO 1980}
  1. Schmidt, D.: Telefon und Telex als Hilfsmittel des Informationsdienstes in Öffentlichen Bibliotheken : Analyse in- uns ausländischer Fachbeiträge (1976) 0.00 
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