Search (1 results, page 1 of 1)

  • × language_ss:"nl"
  • × year_i:[1970 TO 1980}
  1. Loosjes, T.P.; Tichelaar, P.A.; Goossens, J.; Stuurman, P.: Ontsluiting op onderwerp (1977) 0.01
    0.008405988 = product of:
      0.016811976 = sum of:
        0.016811976 = product of:
          0.033623952 = sum of:
            0.033623952 = weight(_text_:j in 910) [ClassicSimilarity], result of:
              0.033623952 = score(doc=910,freq=2.0), product of:
                0.13682348 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.04306015 = queryNorm
                0.24574696 = fieldWeight in 910, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=910)
          0.5 = coord(1/2)
      0.5 = coord(1/2)