Search (2 results, page 1 of 1)

  • × author_ss:"Pretzsch, J."
  • × year_i:[1980 TO 1990}
  1. Pretzsch, J.: ¬Der OPAC des Deutschen Patentamts und seine sachlichen Zugriffsmöglichkeiten : Sacherschließung des Buchbestandes der Bibliothek (1988) 0.01
    0.0144187715 = product of:
      0.028837543 = sum of:
        0.028837543 = product of:
          0.086512625 = sum of:
            0.086512625 = weight(_text_:j in 751) [ClassicSimilarity], result of:
              0.086512625 = score(doc=751,freq=6.0), product of:
                0.14227505 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.044775832 = queryNorm
                0.608066 = fieldWeight in 751, product of:
                  2.4494898 = tf(freq=6.0), with freq of:
                    6.0 = termFreq=6.0
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.078125 = fieldNorm(doc=751)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Source
    Wissensorganisation im Wandel. Dezimalklassifikation - Thesaurusfragen - Warenklassifikation. Proc. 11. Jahrestagung der Gesellschaft für Klassifikation, Aachen, 29.6.-1.7.1987. Hrsg.: H.-J. Hermes u. J. Hölzl
  2. Pretzsch, J.: ¬Der EDV-Katalog der Bibliothek des Deutsches Patentamts (1985) 0.01
    0.011654554 = product of:
      0.023309108 = sum of:
        0.023309108 = product of:
          0.06992732 = sum of:
            0.06992732 = weight(_text_:j in 752) [ClassicSimilarity], result of:
              0.06992732 = score(doc=752,freq=2.0), product of:
                0.14227505 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.044775832 = queryNorm
                0.4914939 = fieldWeight in 752, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.109375 = fieldNorm(doc=752)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)