Efthimiadis, E.N.; Mitev, N.N.: ¬A classified bibliography on online public access catalogues (1987)
0.01
0.014225486 = product of:
0.042676456 = sum of:
0.042676456 = weight(_text_:on in 508) [ClassicSimilarity], result of:
0.042676456 = score(doc=508,freq=2.0), product of:
0.109763056 = queryWeight, product of:
2.199415 = idf(docFreq=13325, maxDocs=44218)
0.04990557 = queryNorm
0.3888053 = fieldWeight in 508, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.199415 = idf(docFreq=13325, maxDocs=44218)
0.125 = fieldNorm(doc=508)
0.33333334 = coord(1/3)