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  • × year_i:[1980 TO 1990}
  1. Hahn, U.: Expertensysteme als intelligente Informationssysteme : Konzepte für die funktionale Erweiterung des Information Retrieval (1985) 9.14 
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  2. Hahn, U.; Reimer, U.: Informationslinguistische Konzepte der Volltextverarbeitung in TOPIC (1983) 9.14 
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  3. Hahn, U.: Informationslinguistik : I: Einführung in das linguistische Information Retrieval (1985) 9.14 
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  4. Hahn, U.: Informationslinguistik : II: Einführung in das linguistische Information Retrieval (1985) 9.14 
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