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  • × classification_ss:"025.524072"
  • × language_ss:"e"
  1. Ellis, D.: New horizons in information retrieval (1990) 0.02 
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    Pages
    X,138 S
  2. Ellis, D.: Progress and problems in information retrieval (1996) 0.01 
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    Date
    26. 7.2002 20:22:46

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