Search (2 results, page 1 of 1)

  • × author_ss:"Russell, J.M."
  • × theme_ss:"Informetrie"
  1. Luna-Morales, M.E.; Collazo-Reyes, F.; Russell, J.M.; Ángel Pérez-Angón, M.A.: Early patterns of scientific production by Mexican researchers in mainstream journals, 1900-1950 (2009) 0.00
    0.0013376063 = product of:
      0.009363244 = sum of:
        0.009363244 = product of:
          0.028089732 = sum of:
            0.028089732 = weight(_text_:f in 2934) [ClassicSimilarity], result of:
              0.028089732 = score(doc=2934,freq=2.0), product of:
                0.10631079 = queryWeight, product of:
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.026672479 = queryNorm
                0.26422277 = fieldWeight in 2934, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.046875 = fieldNorm(doc=2934)
          0.33333334 = coord(1/3)
      0.14285715 = coord(1/7)
    
  2. Hernandez-Garcia, Y.I.; Chamizo, J.A.; Kleiche-Dray, M.; Russell, J.M.: ¬The scientific impact of mexican steroid research 1935-1965 : a bibliometric and historiographic analysis (2016) 0.00
    3.9103805E-4 = product of:
      0.0027372662 = sum of:
        0.0027372662 = product of:
          0.010949065 = sum of:
            0.010949065 = weight(_text_:m in 2901) [ClassicSimilarity], result of:
              0.010949065 = score(doc=2901,freq=2.0), product of:
                0.066373095 = queryWeight, product of:
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.026672479 = queryNorm
                0.1649624 = fieldWeight in 2901, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4884486 = idf(docFreq=9980, maxDocs=44218)
                  0.046875 = fieldNorm(doc=2901)
          0.25 = coord(1/4)
      0.14285715 = coord(1/7)