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  • × author_ss:"Cleverdon, C.W."
  1. Cleverdon, C.W.: Evaluation tests of information retrieval systems (1970) 8.81 
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  2. Cleverdon, C.W.: Aslib Cranfield research project : report on the testing and analysis of an investigation into the comparative efficiency of indexing systems (1962) 8.81 
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  3. Cleverdon, C.W.; Mills, J.; Keen, M.: Factors determining the performance of indexing systems : ASLIB Cranfield research project (1966) 8.81 
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  4. Cleverdon, C.W.: ASLIB Cranfield Research Project : Report on the first stage of an investigation into the comparative efficiency of indexing systems (1960) 8.81 
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  5. Cleverdon, C.W.; Mills, J.: ¬The testing of index language devices (1997) 8.81 
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  6. Cleverdon, C.W.; Mills, J.: ¬The testing of index language devices (1963) 8.81 
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  7. Cleverdon, C.W.: ¬The Cranfield tests on index language devices (1967) 8.81 
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  8. Cleverdon, C.W.; Mills, J.: ¬The testing of index language devices (1985) 8.81 
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