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  • × author_ss:"Callan, J."
  • × author_ss:"Croft, W.B."
  • × type_ss:"a"
  1. Allan, J.; Croft, W.B.; Callan, J.: ¬The University of Massachusetts and a dozen TRECs (2005) 0.00 
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  2. Callan, J.; Croft, W.B.; Broglio, J.: TREC and TIPSTER experiments with INQUERY (1995) 0.00 
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