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  • × year_i:[1980 TO 1990}
  • × theme_ss:"International bedeutende Universalklassifikationen"
  1. Göbel, C.: Neuere Entwicklungen international verbreiteter Klassifikationen : Diskussion und Stand bei UDC, DDC und LCC (1989) 0.02
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  2. Martel, C.: Classification: a brief conspectus of present day library practice (1985) 0.01
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