Cole, P.F.: ¬The analysis of reference question records as a guide to the information requirements of scientists (1958)
0.01
0.0113968495 = product of:
0.034190547 = sum of:
0.034190547 = weight(_text_:of in 3866) [ClassicSimilarity], result of:
0.034190547 = score(doc=3866,freq=6.0), product of:
0.08160993 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.05218836 = queryNorm
0.41895083 = fieldWeight in 3866, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.109375 = fieldNorm(doc=3866)
0.33333334 = coord(1/3)
- Source
- Journal of documentation. 14(1958), S.197-207