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classification_ss:"AN 94500"
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Unesco thesaurus : a structured list of descriptors for indexing and retrieving literature in the fields of education, science, social science, culture and communication (1977)
7.08
7.0817666 = weight(theme_ss:Thesauri in 6424) [ClassicSimilarity], result of: 7.0817666 = fieldWeight in 6424, product of: 1.0 = tf(freq=1.0), with freq of: 1.0 = termFreq=1.0 7.0817666 = idf(docFreq=100, maxDocs=44218) 1.0 = fieldNorm(doc=6424)
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- Thesauri