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year_i:[1970 TO 1980}
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Concordance to the INSPEC Classification 1969 - 1977 (1977)
9.40
9.398883 = weight(field_ss:Elektrotechnik in 3460) [ClassicSimilarity], result of: 9.398883 = fieldWeight in 3460, product of: 1.0 = tf(freq=1.0), with freq of: 1.0 = termFreq=1.0 9.398883 = idf(docFreq=9, maxDocs=44421) 1.0 = fieldNorm(doc=3460)
- Field
- Elektrotechnik