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  • × author_ss:"Ruthven, I."
  • × theme_ss:"Retrievalstudien"
  1. Crestani, F.; Ruthven, I.; Sanderson, M.; Rijsbergen, C.J. van: ¬The troubles with using a logical model of IR on a large collection of documents : experimenting retrieval by logical imaging on TREC (1996) 0.07 
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