Search (1 results, page 1 of 1)

  • × author_ss:"Lysen, A."
  • × type_ss:"a"
  • × year_i:[1920 TO 1930}
  1. Lysen, A.: ¬Ein "¬verbesserter Index" zum systematischen Katalog (1925) 0.00 
    0.0017870303 = product of:
  0.030379513 = sum of:
    0.030379513 = product of:
      0.060759027 = sum of:
        0.060759027 = weight(_text_:bibliothekswesen in 639) [ClassicSimilarity], result of:
          0.060759027 = score(doc=639,freq=2.0), product of:
            0.10280552 = queryWeight, product of:
              4.457672 = idf(docFreq=1392, maxDocs=44218)
              0.023062602 = queryNorm
            0.5910094 = fieldWeight in 639, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.457672 = idf(docFreq=1392, maxDocs=44218)
              0.09375 = fieldNorm(doc=639)
      0.5 = coord(1/2)
  0.05882353 = coord(1/17)
    Source
    Zentralblatt für Bibliothekswesen. 42(1925), S.268-270