Bath, C.: Public libraries and OPACs (1991)
0.01
0.014316872 = product of:
0.028633744 = sum of:
0.028633744 = product of:
0.08590123 = sum of:
0.08590123 = weight(_text_:c in 2636) [ClassicSimilarity], result of:
0.08590123 = score(doc=2636,freq=2.0), product of:
0.18783171 = queryWeight, product of:
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.05445336 = queryNorm
0.45733082 = fieldWeight in 2636, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.09375 = fieldNorm(doc=2636)
0.33333334 = coord(1/3)
0.5 = coord(1/2)