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  • × author_ss:"Harter, S.P."
  • × year_i:[1970 TO 1980}
  1. Harter, S.P.: ¬The Cranfield II relevance assessments : a critical evaluation (1971) 0.00 
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  2. Harter, S.P.: ¬A probabilistic approach to keyword indexing (1975) 0.00 
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