Search (1 results, page 1 of 1)

  • × year_i:[2010 TO 2020}
  • × author_ss:"Ratzek, W."
  1. Ratzek, W.: Problemlösung. Verifiziertes Faktum oder Illusion? (2013) 0.01 
    0.011996068 = product of:
  0.05998034 = sum of:
    0.05998034 = weight(_text_:22 in 657) [ClassicSimilarity], result of:
      0.05998034 = score(doc=657,freq=4.0), product of:
        0.1827017 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.052173212 = queryNorm
        0.32829654 = fieldWeight in 657, product of:
          2.0 = tf(freq=4.0), with freq of:
            4.0 = termFreq=4.0
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.046875 = fieldNorm(doc=657)
  0.2 = coord(1/5)
    Date
    22. 3.2013 14:05:39
    Source
    Information - Wissenschaft und Praxis. 64(2013) H.1, S.9-22