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Voorhees, E.M.; Harman, D.K.: Overview of the fifth Text Retrieval Conference (TREC-5) (1997)
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- The Fifth Text Retrieval Conference (TREC-5). Ed.: E.M. Voorhees u. D.K. Harman
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Voorhees, E.M.; Harman, D.K.: ¬The Text REtrieval Conference (2005)
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- TREC: experiment and evaluation in information retrieval. Ed.: E.M. Voorhees, u. D.K. Harman