Search (4 results, page 1 of 1)

  • × author_ss:"Tenopir, C."
  • × theme_ss:"Informationsmittel"
  • × type_ss:"a"
  • × year_i:[1990 TO 2000}
  1. Tenopir, C.; Ennis, L.: ¬The digital reference work of academic libraries (1998) 0.02
    0.021706572 = product of:
      0.043413144 = sum of:
        0.043413144 = product of:
          0.06511971 = sum of:
            0.00415546 = weight(_text_:s in 5170) [ClassicSimilarity], result of:
              0.00415546 = score(doc=5170,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.08408674 = fieldWeight in 5170, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=5170)
            0.060964253 = weight(_text_:22 in 5170) [ClassicSimilarity], result of:
              0.060964253 = score(doc=5170,freq=4.0), product of:
                0.15917034 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04545348 = queryNorm
                0.38301262 = fieldWeight in 5170, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=5170)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Source
    Online. 22(1998) no.4, S.22-28
  2. Tenopir, C.; Neufang, R.: ¬The impact of electronic reference on reference librarians (1992) 0.00
    0.0015830325 = product of:
      0.003166065 = sum of:
        0.003166065 = product of:
          0.009498195 = sum of:
            0.009498195 = weight(_text_:s in 6371) [ClassicSimilarity], result of:
              0.009498195 = score(doc=6371,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.19219826 = fieldWeight in 6371, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.125 = fieldNorm(doc=6371)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Source
    Online. 16(1992) no.3, S.54-56,58,60
  3. Tenopir, C.: Choices for electronic reference (1993) 0.00
    9.893953E-4 = product of:
      0.0019787906 = sum of:
        0.0019787906 = product of:
          0.0059363716 = sum of:
            0.0059363716 = weight(_text_:s in 6569) [ClassicSimilarity], result of:
              0.0059363716 = score(doc=6569,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.120123915 = fieldWeight in 6569, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.078125 = fieldNorm(doc=6569)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Source
    Library journal. 118(1993) no.12, S.52,54
  4. Tenopir, C.; Green, D.: Patterns of use and usage factors for online databases in academic and public libraries (1999) 0.00
    5.936372E-4 = product of:
      0.0011872743 = sum of:
        0.0011872743 = product of:
          0.003561823 = sum of:
            0.003561823 = weight(_text_:s in 6700) [ClassicSimilarity], result of:
              0.003561823 = score(doc=6700,freq=2.0), product of:
                0.049418733 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.04545348 = queryNorm
                0.072074346 = fieldWeight in 6700, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.046875 = fieldNorm(doc=6700)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Pages
    S.616-626