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  • × author_ss:"Neufang, R."
  • × author_ss:"Tenopir, C."
  1. Tenopir, C.; Neufang, R.: Electronic reference options : how they stack up in research libraries (1992) 0.03 
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    Source
    Online. 16(1992) no.2, S.22-28
  2. Tenopir, C.; Neufang, R.: ¬The impact of electronic reference on reference librarians (1992) 0.02 
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