Search (1 results, page 1 of 1)

  • × year_i:[1990 TO 2000}
  • × author_ss:"Zhang, Y."
  1. Zhang, Y.: ¬The impact of Internet-based electronic resources on formal scholarly communication in the area of library and information science : a citation analysis (1998) 0.01 
    0.012662392 = product of:
  0.05064957 = sum of:
    0.05064957 = weight(_text_:22 in 2808) [ClassicSimilarity], result of:
      0.05064957 = score(doc=2808,freq=4.0), product of:
        0.18513593 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.052868344 = queryNorm
        0.27358043 = fieldWeight in 2808, product of:
          2.0 = tf(freq=4.0), with freq of:
            4.0 = termFreq=4.0
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.0390625 = fieldNorm(doc=2808)
  0.25 = coord(1/4)
    Date
    30. 1.1999 17:22:22