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) 0.04 
    0.042319722 = product of:
  0.084639445 = sum of:
    0.084639445 = sum of:
      0.034440897 = weight(_text_:c in 5170) [ClassicSimilarity], result of:
        0.034440897 = score(doc=5170,freq=2.0), product of:
          0.1291003 = queryWeight, product of:
            3.4494052 = idf(docFreq=3817, maxDocs=44218)
            0.037426826 = queryNorm
          0.2667763 = fieldWeight in 5170, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            3.4494052 = idf(docFreq=3817, maxDocs=44218)
            0.0546875 = fieldNorm(doc=5170)
      0.050198544 = weight(_text_:22 in 5170) [ClassicSimilarity], result of:
        0.050198544 = score(doc=5170,freq=4.0), product of:
          0.13106237 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.037426826 = 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)
  0.5 = 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) 0.02 
    0.019680513 = product of:
  0.039361026 = sum of:
    0.039361026 = product of:
      0.07872205 = sum of:
        0.07872205 = weight(_text_:c in 6371) [ClassicSimilarity], result of:
          0.07872205 = score(doc=6371,freq=2.0), product of:
            0.1291003 = queryWeight, product of:
              3.4494052 = idf(docFreq=3817, maxDocs=44218)
              0.037426826 = queryNorm
            0.6097744 = fieldWeight in 6371, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.4494052 = idf(docFreq=3817, maxDocs=44218)
              0.125 = fieldNorm(doc=6371)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  3. Tenopir, C.: Choices for electronic reference (1993) 0.01 
    0.012300321 = product of:
  0.024600642 = sum of:
    0.024600642 = product of:
      0.049201284 = sum of:
        0.049201284 = weight(_text_:c in 6569) [ClassicSimilarity], result of:
          0.049201284 = score(doc=6569,freq=2.0), product of:
            0.1291003 = queryWeight, product of:
              3.4494052 = idf(docFreq=3817, maxDocs=44218)
              0.037426826 = queryNorm
            0.381109 = fieldWeight in 6569, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.4494052 = idf(docFreq=3817, maxDocs=44218)
              0.078125 = fieldNorm(doc=6569)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  4. Tenopir, C.; Green, D.: Patterns of use and usage factors for online databases in academic and public libraries (1999) 0.01 
    0.007380193 = product of:
  0.014760386 = sum of:
    0.014760386 = product of:
      0.029520772 = sum of:
        0.029520772 = weight(_text_:c in 6700) [ClassicSimilarity], result of:
          0.029520772 = score(doc=6700,freq=2.0), product of:
            0.1291003 = queryWeight, product of:
              3.4494052 = idf(docFreq=3817, maxDocs=44218)
              0.037426826 = queryNorm
            0.22866541 = fieldWeight in 6700, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.4494052 = idf(docFreq=3817, maxDocs=44218)
              0.046875 = fieldNorm(doc=6700)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Authors

Themes