Search (1 results, page 1 of 1)

  • × author_ss:"Bleul, I."
  • × year_i:[1960 TO 1970}
  1. Zenker, H.; Bleul, I.: ¬Die Informationstätigkeit in staatlichen allgemeinen öffentlichen Bibliotheken : Grundsätze und Empfehlungen (1969) 0.01
    0.0063551026 = product of:
      0.038130615 = sum of:
        0.038130615 = weight(_text_:und in 5778) [ClassicSimilarity], result of:
          0.038130615 = score(doc=5778,freq=2.0), product of:
            0.09732112 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.0439102 = queryNorm
            0.39180204 = fieldWeight in 5778, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.125 = fieldNorm(doc=5778)
      0.16666667 = coord(1/6)