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  • × author_ss:"Greenfield, L."
  • × language_ss:"e"
  • × theme_ss:"Internet"
  1. Rosen, J.; Dickstein, R.; Greenfield, L.: Using the World Wide Web at the reference desk (1998) 0.02 
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  2. Dickstein, R.; Greenfield, L.; Rosen, J.: Using the World Wide Web at the reference desk (1997) 0.01 
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