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  • × theme_ss:"Beziehungen verbale / systematische Erschließung"
  • × theme_ss:"Klassifikationssysteme im Online-Retrieval"
  • × year_i:[1980 TO 1990}
  1. Funk, H.; Loth, K.: Sachabfrage im ETHICS auf der Basis der UDK: ein OPAC (1988) 0.02
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