Brakel, P.A. van: Twenty years of training in online searching : integrating the Internet with the teaching programme (1996)
0.05
0.051159702 = product of:
0.20463881 = sum of:
0.20463881 = weight(_text_:van in 7018) [ClassicSimilarity], result of:
0.20463881 = score(doc=7018,freq=2.0), product of:
0.27677894 = queryWeight, product of:
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.049632296 = queryNorm
0.7393583 = fieldWeight in 7018, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.09375 = fieldNorm(doc=7018)
0.25 = coord(1/4)