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  • × type_ss:"r"
  • × year_i:[1960 TO 1970}
  1. Cuadra, C.A.; Katter, R.V.: Experimental studies of relevance judgements: final report : Vol.2: description of individual studies (1967) 5.50 
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  2. Aitchison, T.M.: Comparative evaluation of index languages : Part I, Design. Part II, Results (1969) 5.50 
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