Search (17 results, page 1 of 1)

  • × year_i:[1940 TO 1950}
  1. Harnack, A. von: ¬Die Auskunftserteilung als bibliothekarische Aufgabe (1940) 0.01
    0.0054391394 = product of:
      0.027195698 = sum of:
        0.027195698 = product of:
          0.054391395 = sum of:
            0.054391395 = weight(_text_:22 in 5755) [ClassicSimilarity], result of:
              0.054391395 = score(doc=5755,freq=2.0), product of:
                0.08786384 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.025090838 = queryNorm
                0.61904186 = fieldWeight in 5755, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.125 = fieldNorm(doc=5755)
          0.5 = coord(1/2)
      0.2 = coord(1/5)
    
    Source
    Zentralblatt für Bibliothekswesen. 57(1940), S.16-22
  2. Hutchins, M.: Introduction to reference work (1944) 0.00
    0.0032369152 = product of:
      0.016184576 = sum of:
        0.016184576 = product of:
          0.048553728 = sum of:
            0.048553728 = weight(_text_:m in 5745) [ClassicSimilarity], result of:
              0.048553728 = score(doc=5745,freq=4.0), product of:
                0.062437262 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.025090838 = queryNorm
                0.7776402 = fieldWeight in 5745, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.15625 = fieldNorm(doc=5745)
          0.33333334 = coord(1/3)
      0.2 = coord(1/5)
    
    Type
    m
  3. Sveistrup, H.: ¬Der neue Realkatalog der SUB Hamburg (1947) 0.00
    0.0027195697 = product of:
      0.013597849 = sum of:
        0.013597849 = product of:
          0.027195698 = sum of:
            0.027195698 = weight(_text_:22 in 6607) [ClassicSimilarity], result of:
              0.027195698 = score(doc=6607,freq=2.0), product of:
                0.08786384 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.025090838 = queryNorm
                0.30952093 = fieldWeight in 6607, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0625 = fieldNorm(doc=6607)
          0.5 = coord(1/2)
      0.2 = coord(1/5)
    
    Source
    Probleme des Wiederaufbaus im wissenschaftlichen Bibliothekswesen: aus d. Verhandlungen des 1. Bibliothekartagung der britischen Zone in Hamburg vom 22.-24.10.1946
  4. Mann, M.: Introduction to cataloging and the classification of books (1943) 0.00
    0.002589532 = product of:
      0.01294766 = sum of:
        0.01294766 = product of:
          0.03884298 = sum of:
            0.03884298 = weight(_text_:m in 3525) [ClassicSimilarity], result of:
              0.03884298 = score(doc=3525,freq=4.0), product of:
                0.062437262 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.025090838 = queryNorm
                0.62211215 = fieldWeight in 3525, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.125 = fieldNorm(doc=3525)
          0.33333334 = coord(1/3)
      0.2 = coord(1/5)
    
    Type
    m
  5. Bliss, H.E.: ¬A bibliographic classification (1940-53) 0.00
    0.002288845 = product of:
      0.011444224 = sum of:
        0.011444224 = product of:
          0.03433267 = sum of:
            0.03433267 = weight(_text_:m in 1722) [ClassicSimilarity], result of:
              0.03433267 = score(doc=1722,freq=2.0), product of:
                0.062437262 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.025090838 = queryNorm
                0.54987466 = fieldWeight in 1722, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.15625 = fieldNorm(doc=1722)
          0.33333334 = coord(1/3)
      0.2 = coord(1/5)
    
    Type
    m
  6. Gunzenhäuser, M.: Grundsätzliches zur Gruppenaufstellung (1949) 0.00
    0.002288845 = product of:
      0.011444224 = sum of:
        0.011444224 = product of:
          0.03433267 = sum of:
            0.03433267 = weight(_text_:m in 4380) [ClassicSimilarity], result of:
              0.03433267 = score(doc=4380,freq=2.0), product of:
                0.062437262 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.025090838 = queryNorm
                0.54987466 = fieldWeight in 4380, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.15625 = fieldNorm(doc=4380)
          0.33333334 = coord(1/3)
      0.2 = coord(1/5)
    
  7. Zipf, G.K.: Human behavior and the principle of least effort (1949) 0.00
    0.002288845 = product of:
      0.011444224 = sum of:
        0.011444224 = product of:
          0.03433267 = sum of:
            0.03433267 = weight(_text_:m in 5469) [ClassicSimilarity], result of:
              0.03433267 = score(doc=5469,freq=2.0), product of:
                0.062437262 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.025090838 = queryNorm
                0.54987466 = fieldWeight in 5469, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.15625 = fieldNorm(doc=5469)
          0.33333334 = coord(1/3)
      0.2 = coord(1/5)
    
    Type
    m
  8. Broadfield, A.: ¬The philosophy of classification (1946) 0.00
    0.0018310755 = product of:
      0.009155378 = sum of:
        0.009155378 = product of:
          0.027466133 = sum of:
            0.027466133 = weight(_text_:m in 1597) [ClassicSimilarity], result of:
              0.027466133 = score(doc=1597,freq=2.0), product of:
                0.062437262 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.025090838 = queryNorm
                0.4398997 = fieldWeight in 1597, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.125 = fieldNorm(doc=1597)
          0.33333334 = coord(1/3)
      0.2 = coord(1/5)
    
    Type
    m
  9. Pettee, J.: Subject headings: the history and theory of the alphabetical subject approach to books (1946) 0.00
    0.0018310755 = product of:
      0.009155378 = sum of:
        0.009155378 = product of:
          0.027466133 = sum of:
            0.027466133 = weight(_text_:m in 1725) [ClassicSimilarity], result of:
              0.027466133 = score(doc=1725,freq=2.0), product of:
                0.062437262 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.025090838 = queryNorm
                0.4398997 = fieldWeight in 1725, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.125 = fieldNorm(doc=1725)
          0.33333334 = coord(1/3)
      0.2 = coord(1/5)
    
    Type
    m
  10. Cunningham, E.R.: Classification for medical literature (1946) 0.00
    0.0018310755 = product of:
      0.009155378 = sum of:
        0.009155378 = product of:
          0.027466133 = sum of:
            0.027466133 = weight(_text_:m in 3561) [ClassicSimilarity], result of:
              0.027466133 = score(doc=3561,freq=2.0), product of:
                0.062437262 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.025090838 = queryNorm
                0.4398997 = fieldWeight in 3561, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.125 = fieldNorm(doc=3561)
          0.33333334 = coord(1/3)
      0.2 = coord(1/5)
    
    Type
    m
  11. Vorstius, J.: Ergebnisse und Fortschritte der Bibliographie in Deutschland seit dem ersten Weltkrieg (1948) 0.00
    0.0018310755 = product of:
      0.009155378 = sum of:
        0.009155378 = product of:
          0.027466133 = sum of:
            0.027466133 = weight(_text_:m in 5863) [ClassicSimilarity], result of:
              0.027466133 = score(doc=5863,freq=2.0), product of:
                0.062437262 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.025090838 = queryNorm
                0.4398997 = fieldWeight in 5863, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.125 = fieldNorm(doc=5863)
          0.33333334 = coord(1/3)
      0.2 = coord(1/5)
    
    Type
    m
  12. Savage, E.A.: Manual of book classification and display (1947) 0.00
    0.0018310755 = product of:
      0.009155378 = sum of:
        0.009155378 = product of:
          0.027466133 = sum of:
            0.027466133 = weight(_text_:m in 432) [ClassicSimilarity], result of:
              0.027466133 = score(doc=432,freq=2.0), product of:
                0.062437262 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.025090838 = queryNorm
                0.4398997 = fieldWeight in 432, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.125 = fieldNorm(doc=432)
          0.33333334 = coord(1/3)
      0.2 = coord(1/5)
    
    Type
    m
  13. Taube, M.: ¬The planning and the preparation of the Technical Information Pilot and its cumulative index (1948) 0.00
    0.0018310755 = product of:
      0.009155378 = sum of:
        0.009155378 = product of:
          0.027466133 = sum of:
            0.027466133 = weight(_text_:m in 6208) [ClassicSimilarity], result of:
              0.027466133 = score(doc=6208,freq=2.0), product of:
                0.062437262 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.025090838 = queryNorm
                0.4398997 = fieldWeight in 6208, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.125 = fieldNorm(doc=6208)
          0.33333334 = coord(1/3)
      0.2 = coord(1/5)
    
  14. Shannon, C.E.; Weaver, W.: ¬The mathematical theory of communication (1949) 0.00
    0.0018310755 = product of:
      0.009155378 = sum of:
        0.009155378 = product of:
          0.027466133 = sum of:
            0.027466133 = weight(_text_:m in 1321) [ClassicSimilarity], result of:
              0.027466133 = score(doc=1321,freq=2.0), product of:
                0.062437262 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.025090838 = queryNorm
                0.4398997 = fieldWeight in 1321, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.125 = fieldNorm(doc=1321)
          0.33333334 = coord(1/3)
      0.2 = coord(1/5)
    
    Type
    m
  15. Vorstius, J.: ¬Die Sachkatalogisierung in den wissenschaftlichen Allgemeinbibliotheken Deutschlands (1948) 0.00
    0.0016021911 = product of:
      0.0080109555 = sum of:
        0.0080109555 = product of:
          0.024032867 = sum of:
            0.024032867 = weight(_text_:m in 7382) [ClassicSimilarity], result of:
              0.024032867 = score(doc=7382,freq=2.0), product of:
                0.062437262 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.025090838 = queryNorm
                0.38491225 = fieldWeight in 7382, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.109375 = fieldNorm(doc=7382)
          0.33333334 = coord(1/3)
      0.2 = coord(1/5)
    
    Type
    m
  16. Fuchs, W.: Zur Theorie und Praxis des Realkatalogs : Untersuchungen über wissenschaftliche Bibliotheksordnung. Zugleich ein Beitrag zur Theorie des Sach- und Fachbibliographie. Bd.1-2. Ergbd.: Optimale Klassifikation und Notation. Grundgedanken und geschichtliche Materialien (1941-58) 0.00
    0.0011444225 = product of:
      0.005722112 = sum of:
        0.005722112 = product of:
          0.017166335 = sum of:
            0.017166335 = weight(_text_:m in 7383) [ClassicSimilarity], result of:
              0.017166335 = score(doc=7383,freq=2.0), product of:
                0.062437262 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.025090838 = queryNorm
                0.27493733 = fieldWeight in 7383, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.078125 = fieldNorm(doc=7383)
          0.33333334 = coord(1/3)
      0.2 = coord(1/5)
    
    Type
    m
  17. Angermann, R.: Grundzüge einer Theorie des systematischen Sachkataloges für Volksbüchereien (1949-50) 0.00
    4.5776888E-4 = product of:
      0.0022888444 = sum of:
        0.0022888444 = product of:
          0.0068665333 = sum of:
            0.0068665333 = weight(_text_:m in 7387) [ClassicSimilarity], result of:
              0.0068665333 = score(doc=7387,freq=2.0), product of:
                0.062437262 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.025090838 = queryNorm
                0.10997493 = fieldWeight in 7387, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.03125 = fieldNorm(doc=7387)
          0.33333334 = coord(1/3)
      0.2 = coord(1/5)
    
    Type
    m