Wåhlin, E.: Research on classification systems : summarizing report on research on classification systems and their applications (1978)
0.03
0.030802948 = product of:
0.061605897 = sum of:
0.061605897 = product of:
0.12321179 = sum of:
0.12321179 = weight(_text_:systems in 3617) [ClassicSimilarity], result of:
0.12321179 = score(doc=3617,freq=4.0), product of:
0.16037072 = queryWeight, product of:
3.0731742 = idf(docFreq=5561, maxDocs=44218)
0.052184064 = queryNorm
0.76829356 = fieldWeight in 3617, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.0731742 = idf(docFreq=5561, maxDocs=44218)
0.125 = fieldNorm(doc=3617)
0.5 = coord(1/2)
0.5 = coord(1/2)