Search (1 results, page 1 of 1)

  • × author_ss:"Herther, N.K."
  • × theme_ss:"Informationsmittel"
  • × year_i:[1980 TO 1990}
  1. Herther, N.K.: How to evaluate reference materials on CD-ROM (1988) 0.00 
    0.0010663582 = product of:
  0.015995372 = sum of:
    0.014591247 = product of:
      0.029182494 = sum of:
        0.029182494 = weight(_text_:online in 4008) [ClassicSimilarity], result of:
          0.029182494 = score(doc=4008,freq=2.0), product of:
            0.05439423 = queryWeight, product of:
              3.0349014 = idf(docFreq=5778, maxDocs=44218)
              0.017922899 = queryNorm
            0.5364998 = fieldWeight in 4008, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.0349014 = idf(docFreq=5778, maxDocs=44218)
              0.125 = fieldNorm(doc=4008)
      0.5 = coord(1/2)
    0.0014041257 = product of:
      0.004212377 = sum of:
        0.004212377 = weight(_text_:a in 4008) [ClassicSimilarity], result of:
          0.004212377 = score(doc=4008,freq=2.0), product of:
            0.020665944 = queryWeight, product of:
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.017922899 = queryNorm
            0.20383182 = fieldWeight in 4008, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.125 = fieldNorm(doc=4008)
      0.33333334 = coord(1/3)
  0.06666667 = coord(2/30)
    Source
    Online. 12(1988) no.2, S.106-108
    Type
    a