Search (3 results, page 1 of 1)

  • × year_i:[1980 TO 1990}
  • × theme_ss:"Informetrie"
  1. Nicholls, P.T.: Empirical validation of Lotka's law (1986) 0.03
    0.028280882 = product of:
      0.056561764 = sum of:
        0.056561764 = product of:
          0.11312353 = sum of:
            0.11312353 = weight(_text_:22 in 5509) [ClassicSimilarity], result of:
              0.11312353 = score(doc=5509,freq=2.0), product of:
                0.1827397 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.052184064 = queryNorm
                0.61904186 = fieldWeight in 5509, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.125 = fieldNorm(doc=5509)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Information processing and management. 22(1986), S.417-419
  2. Fiala, J.: Information flood : fiction and reality (1987) 0.03
    0.028280882 = product of:
      0.056561764 = sum of:
        0.056561764 = product of:
          0.11312353 = sum of:
            0.11312353 = weight(_text_:22 in 1080) [ClassicSimilarity], result of:
              0.11312353 = score(doc=1080,freq=2.0), product of:
                0.1827397 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.052184064 = queryNorm
                0.61904186 = fieldWeight in 1080, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.125 = fieldNorm(doc=1080)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Thermochimica acta. 110(1987), S.11-22
  3. Rees-Potter, L.K.: Dynamic thesaural systems : a bibliometric study of terminological and conceptual change in sociology and economics with application to the design of dynamic thesaural systems (1989) 0.02
    0.015401474 = product of:
      0.030802948 = sum of:
        0.030802948 = product of:
          0.061605897 = sum of:
            0.061605897 = weight(_text_:systems in 5059) [ClassicSimilarity], result of:
              0.061605897 = score(doc=5059,freq=4.0), product of:
                0.16037072 = queryWeight, product of:
                  3.0731742 = idf(docFreq=5561, maxDocs=44218)
                  0.052184064 = queryNorm
                0.38414678 = fieldWeight in 5059, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.0731742 = idf(docFreq=5561, maxDocs=44218)
                  0.0625 = fieldNorm(doc=5059)
          0.5 = coord(1/2)
      0.5 = coord(1/2)