Search (3 results, page 1 of 1)

  • × year_i:[1980 TO 1990}
  • × theme_ss:"Informationsmittel"
  1. Brockhaus-Enzyklopädie (1986-1994) 0.02
    0.024996921 = product of:
      0.049993843 = sum of:
        0.049993843 = product of:
          0.099987686 = sum of:
            0.099987686 = weight(_text_:i in 7986) [ClassicSimilarity], result of:
              0.099987686 = score(doc=7986,freq=2.0), product of:
                0.17138503 = queryWeight, product of:
                  3.7717297 = idf(docFreq=2765, maxDocs=44218)
                  0.045439374 = queryNorm
                0.58340967 = fieldWeight in 7986, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.7717297 = idf(docFreq=2765, maxDocs=44218)
                  0.109375 = fieldNorm(doc=7986)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Type
    i
  2. Bertelsmann-Lexikodisc : das Wissen der Welt auf CD-ROM (1989) 0.02
    0.024996921 = product of:
      0.049993843 = sum of:
        0.049993843 = product of:
          0.099987686 = sum of:
            0.099987686 = weight(_text_:i in 8985) [ClassicSimilarity], result of:
              0.099987686 = score(doc=8985,freq=2.0), product of:
                0.17138503 = queryWeight, product of:
                  3.7717297 = idf(docFreq=2765, maxDocs=44218)
                  0.045439374 = queryNorm
                0.58340967 = fieldWeight in 8985, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.7717297 = idf(docFreq=2765, maxDocs=44218)
                  0.109375 = fieldNorm(doc=8985)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Type
    i
  3. Informationsdienst an Öffentlichen Bibliotheken der Bundesrepublik Deutschland (1986) 0.01
    0.012498461 = product of:
      0.024996921 = sum of:
        0.024996921 = product of:
          0.049993843 = sum of:
            0.049993843 = weight(_text_:i in 1197) [ClassicSimilarity], result of:
              0.049993843 = score(doc=1197,freq=2.0), product of:
                0.17138503 = queryWeight, product of:
                  3.7717297 = idf(docFreq=2765, maxDocs=44218)
                  0.045439374 = queryNorm
                0.29170483 = fieldWeight in 1197, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.7717297 = idf(docFreq=2765, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=1197)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Type
    i