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  • × author_ss:"Fröschner, G."
  • × year_i:[1970 TO 1980}
  1. Fröschner, G.: Probleme der Anwendung der sowjetischen Bibliothekarisch-Bibliographischen Klassifikation in den Bibliotheken der DDR (1979) 0.01 
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  2. Fröschner, G.: Zur Weiterentwicklung der Bibliothekarisch-Bibliographischen Klassifikation (BBK) in der Sowjetunion (1979) 0.01 
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