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  • × language_ss:"d"
  • × theme_ss:"Beziehungen verbale / systematische Erschließung"
  • × year_i:[1980 TO 1990}
  1. Funk, H.; Loth, K.: Sachabfrage im ETHICS auf der Basis der UDK: ein OPAC (1988) 0.01 
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    Theme
    Klassifikationssysteme im Online-Retrieval