Search (1 results, page 1 of 1)

  • × author_ss:"Gillespie, C.J."
  • × author_ss:"Lancaster, F.W."
  • × type_ss:"a"
  1. Lancaster, F.W.; Gillespie, C.J.: Design and evaluation of information systems (1970) 0.02 
    0.023464186 = product of:
  0.046928372 = sum of:
    0.046928372 = product of:
      0.093856744 = sum of:
        0.093856744 = weight(_text_:systems in 243) [ClassicSimilarity], result of:
          0.093856744 = score(doc=243,freq=2.0), product of:
            0.17276402 = queryWeight, product of:
              3.0731742 = idf(docFreq=5561, maxDocs=44218)
              0.0562168 = queryNorm
            0.5432656 = fieldWeight in 243, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.0731742 = idf(docFreq=5561, maxDocs=44218)
              0.125 = fieldNorm(doc=243)
      0.5 = coord(1/2)
  0.5 = coord(1/2)