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  • × author_ss:"Beaulieu, M."
  • × author_ss:"Walker, S."
  • × language_ss:"e"
  • × year_i:[1990 TO 2000}
  1. Robertson, S.E.; Walker, S.; Beaulieu, M.: Laboratory experiments with Okapi : participation in the TREC programme (1997) 0.00
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    Source
    Journal of documentation. 53(1997) no.1, S.20-34