Barry, E.; Bedoya, J.K.; Groom, C.; Patterson, L.: Virtual reference in UK academic libraries : the virtual enquiry project 2008-2009 (2010)
0.01
0.0054387054 = product of:
0.027193528 = sum of:
0.027193528 = weight(_text_:c in 2966) [ClassicSimilarity], result of:
0.027193528 = score(doc=2966,freq=2.0), product of:
0.118922785 = queryWeight, product of:
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.034476317 = queryNorm
0.22866541 = fieldWeight in 2966, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.046875 = fieldNorm(doc=2966)
0.2 = coord(1/5)
