Search (4 results, page 1 of 1)

  • × theme_ss:"Informetrie"
  • × year_i:[1980 TO 1990}
  1. Nicholls, P.T.: Empirical validation of Lotka's law (1986) 0.20 
    0.20414416 = product of:
  0.5103604 = sum of:
    0.4024431 = weight(_text_:gesetz in 5509) [ClassicSimilarity], result of:
      0.4024431 = score(doc=5509,freq=2.0), product of:
        0.33664936 = queryWeight, product of:
          6.7624135 = idf(docFreq=138, maxDocs=44218)
          0.049782425 = queryNorm
        1.1954371 = fieldWeight in 5509, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          6.7624135 = idf(docFreq=138, maxDocs=44218)
          0.125 = fieldNorm(doc=5509)
    0.107917294 = weight(_text_:22 in 5509) [ClassicSimilarity], result of:
      0.107917294 = score(doc=5509,freq=2.0), product of:
        0.17432956 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.049782425 = 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)
  0.4 = coord(2/5)
    Object
    Lotka-Gesetz
    Source
    Information processing and management. 22(1986), S.417-419
  2. Pao, M.L.: ¬An empirical examination of Lotka's law (1986) 0.08 
    0.08048862 = product of:
  0.4024431 = sum of:
    0.4024431 = weight(_text_:gesetz in 7520) [ClassicSimilarity], result of:
      0.4024431 = score(doc=7520,freq=2.0), product of:
        0.33664936 = queryWeight, product of:
          6.7624135 = idf(docFreq=138, maxDocs=44218)
          0.049782425 = queryNorm
        1.1954371 = fieldWeight in 7520, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          6.7624135 = idf(docFreq=138, maxDocs=44218)
          0.125 = fieldNorm(doc=7520)
  0.2 = coord(1/5)
    Object
    Lotka-Gesetz
  3. Fairthorne, R.A.: Bradford's law and perspective (1980) 0.06 
    0.06036647 = product of:
  0.30183235 = sum of:
    0.30183235 = weight(_text_:gesetz in 4992) [ClassicSimilarity], result of:
      0.30183235 = score(doc=4992,freq=2.0), product of:
        0.33664936 = queryWeight, product of:
          6.7624135 = idf(docFreq=138, maxDocs=44218)
          0.049782425 = queryNorm
        0.89657784 = fieldWeight in 4992, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          6.7624135 = idf(docFreq=138, maxDocs=44218)
          0.09375 = fieldNorm(doc=4992)
  0.2 = coord(1/5)
    Object
    Bradford-Gesetz
  4. Fiala, J.: Information flood : fiction and reality (1987) 0.02 
    0.021583458 = product of:
  0.107917294 = sum of:
    0.107917294 = weight(_text_:22 in 1080) [ClassicSimilarity], result of:
      0.107917294 = score(doc=1080,freq=2.0), product of:
        0.17432956 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.049782425 = 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)
  0.2 = coord(1/5)
    Source
    Thermochimica acta. 110(1987), S.11-22

Authors