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  • × author_ss:"Cleverdon, C.W."
  • × author_ss:"Mills, J."
  1. Cleverdon, C.W.; Mills, J.; Keen, M.: Factors determining the performance of indexing systems : ASLIB Cranfield research project (1966) 0.02 
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  2. Cleverdon, C.W.; Mills, J.: ¬The testing of index language devices (1963) 0.02 
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  3. Cleverdon, C.W.; Mills, J.: ¬The testing of index language devices (1997) 0.01 
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  4. Cleverdon, C.W.; Mills, J.: ¬The testing of index language devices (1985) 0.01 
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