Search (4 results, page 1 of 1)

  • × author_ss:"Tenopir, C."
  • × theme_ss:"Informationsmittel"
  1. Tenopir, C.; Ennis, L.: ¬The digital reference work of academic libraries (1998) 0.01
    0.014412422 = product of:
      0.021618633 = sum of:
        0.0036702133 = weight(_text_:s in 5170) [ClassicSimilarity], result of:
          0.0036702133 = score(doc=5170,freq=2.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = 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)
        0.017948419 = product of:
          0.053845257 = sum of:
            0.053845257 = weight(_text_:22 in 5170) [ClassicSimilarity], result of:
              0.053845257 = score(doc=5170,freq=4.0), product of:
                0.1405835 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04014573 = 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)
          0.33333334 = coord(1/3)
      0.6666667 = coord(2/3)
    
    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
    0.0027963533 = product of:
      0.008389059 = sum of:
        0.008389059 = weight(_text_:s in 6371) [ClassicSimilarity], result of:
          0.008389059 = score(doc=6371,freq=2.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = 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)
    
    Source
    Online. 16(1992) no.3, S.54-56,58,60
  3. Tenopir, C.: Choices for electronic reference (1993) 0.00
    0.0017477208 = product of:
      0.005243162 = sum of:
        0.005243162 = weight(_text_:s in 6569) [ClassicSimilarity], result of:
          0.005243162 = score(doc=6569,freq=2.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = 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)
    
    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
    0.0010486324 = product of:
      0.003145897 = sum of:
        0.003145897 = weight(_text_:s in 6700) [ClassicSimilarity], result of:
          0.003145897 = score(doc=6700,freq=2.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = 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)
    
    Pages
    S.616-626