Search (2 results, page 1 of 1)

  • × theme_ss:"Bibliographie"
  • × type_ss:"a"
  • × year_i:[1980 TO 1990}
  1. Rowley, J.E.: CD-ROM versus online : an evaluation of the effects of the user interface on search effectiveness; a pilot study (1989) 0.04 
    0.03933489 = product of:
  0.07866978 = sum of:
    0.07866978 = product of:
      0.15733956 = sum of:
        0.15733956 = weight(_text_:j.e in 2873) [ClassicSimilarity], result of:
          0.15733956 = score(doc=2873,freq=2.0), product of:
            0.29921734 = queryWeight, product of:
              6.7990475 = idf(docFreq=133, maxDocs=44218)
              0.044008717 = queryNorm
            0.525837 = fieldWeight in 2873, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              6.7990475 = idf(docFreq=133, maxDocs=44218)
              0.0546875 = fieldNorm(doc=2873)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  2. Bibliodata - Die Deutsche Bibliographie online (1988) 0.02 
    0.020869007 = product of:
  0.041738015 = sum of:
    0.041738015 = product of:
      0.08347603 = sum of:
        0.08347603 = weight(_text_:22 in 4006) [ClassicSimilarity], result of:
          0.08347603 = score(doc=4006,freq=2.0), product of:
            0.15411103 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.044008717 = queryNorm
            0.5416616 = fieldWeight in 4006, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.109375 = fieldNorm(doc=4006)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    22. 8.1999 20:13:43

Languages