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  • × theme_ss:"Retrievalstudien"
  • × author_ss:"Robertson, S.E."
  1. Robertson, S.E.: ¬The methodology of information retrieval experiment (1981) 0.01 
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    Source
    Information retrieval experiment. Ed.: K. Sparck Jones
  2. Robertson, S.E.; Sparck Jones, K.: Simple, proven approaches to text retrieval (1997) 0.00 
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