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  • × classification_ss:"020.9"
  1. Information : a historical companion (2021) 9.50 
    9.504243 = weight(lcc_ss:Z665 in 1493) [ClassicSimilarity], result of:
  9.504243 = fieldWeight in 1493, product of:
    1.0 = tf(freq=1.0), with freq of:
      1.0 = termFreq=1.0
    9.504243 = idf(docFreq=8, maxDocs=44421)
    1.0 = fieldNorm(doc=1493)
    Classification
    Z665
    Lcc
    Z665