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  • × year_i:[1990 TO 2000}
  1. Ritzler, C.: Comparative study of PC-supported thesaurus software (1990) 9.91
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  2. Ritzler, C.: Comparative study of PC-supported thesaurus software (1991) 9.91
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  3. Schönfeldt, R.: Thesaurus-Software : ein Vergleich (1995) 9.91
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