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author_ss:"Sparck Jones, K."
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language_ss:"e"
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theme_ss:"Retrievalstudien"
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year_i:[2000 TO 2010}
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Sparck Jones, K.: Summary performance comparisons TREC-2 through TREC-8 (2001)
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Sparck Jones, K.: Metareflections on TREC (2005)
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