Search (3 results, page 1 of 1)

  • × author_ss:"Voigt, K."
  • × theme_ss:"Informationsmittel"
  1. Voigt, K.: Information über Information : CD-ROM und Online-Datenbanken im Bereich Umweltschutz (1995) 0.02
    0.021906286 = product of:
      0.10953143 = sum of:
        0.10953143 = weight(_text_:21 in 2783) [ClassicSimilarity], result of:
          0.10953143 = score(doc=2783,freq=4.0), product of:
            0.16162895 = queryWeight, product of:
              3.0979297 = idf(docFreq=5425, maxDocs=44218)
              0.052173212 = queryNorm
            0.67767215 = fieldWeight in 2783, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              3.0979297 = idf(docFreq=5425, maxDocs=44218)
              0.109375 = fieldNorm(doc=2783)
      0.2 = coord(1/5)
    
    Date
    12.12.1995 21:21:37
  2. Voigt, K.; Benz, J.: Umweltschutz im Internet : Datenquellen zu ökologischen und chemischen Fragestellungen (1996) 0.02
    0.018776817 = product of:
      0.09388408 = sum of:
        0.09388408 = weight(_text_:21 in 4904) [ClassicSimilarity], result of:
          0.09388408 = score(doc=4904,freq=4.0), product of:
            0.16162895 = queryWeight, product of:
              3.0979297 = idf(docFreq=5425, maxDocs=44218)
              0.052173212 = queryNorm
            0.5808618 = fieldWeight in 4904, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              3.0979297 = idf(docFreq=5425, maxDocs=44218)
              0.09375 = fieldNorm(doc=4904)
      0.2 = coord(1/5)
    
    Date
    12.12.1995 21:21:37
  3. Voigt, K.; Brüggemann, R.: Evaluation criteria for environmental and chemical databases (1998) 0.01
    0.0084825 = product of:
      0.0424125 = sum of:
        0.0424125 = weight(_text_:22 in 3296) [ClassicSimilarity], result of:
          0.0424125 = score(doc=3296,freq=2.0), product of:
            0.1827017 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.052173212 = queryNorm
            0.23214069 = fieldWeight in 3296, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.046875 = fieldNorm(doc=3296)
      0.2 = coord(1/5)
    
    Source
    Online and CD-ROM review. 22(1998) no.4, S.247-262

Languages