Search (1 results, page 1 of 1)

  • × author_ss:"Vakkari, P."
  • × year_i:[1990 TO 2000}
  1. Järvelin, K.; Vakkari, P.: ¬The evolution of library and information science 1965-1985 : a content analysis of journal titles (1993) 0.02
    0.015541369 = product of:
      0.031082738 = sum of:
        0.031082738 = product of:
          0.09324821 = sum of:
            0.09324821 = weight(_text_:29 in 4649) [ClassicSimilarity], result of:
              0.09324821 = score(doc=4649,freq=2.0), product of:
                0.1713761 = queryWeight, product of:
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.0487184 = queryNorm
                0.5441145 = fieldWeight in 4649, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5176873 = idf(docFreq=3565, maxDocs=44218)
                  0.109375 = fieldNorm(doc=4649)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Source
    Information processing and management. 29(1993) no.1, S.129-144