Bowman, S.; Avey, F.D.; Turner, C.: ¬A comparative study of the impact of Online Public Access Catalogues on the information gathering and utilisation habits of different user groups (1991)
0.01
0.008978828 = product of:
0.03591531 = sum of:
0.03591531 = weight(_text_:library in 4545) [ClassicSimilarity], result of:
0.03591531 = score(doc=4545,freq=2.0), product of:
0.15453665 = queryWeight, product of:
2.6293786 = idf(docFreq=8668, maxDocs=44218)
0.05877307 = queryNorm
0.23240642 = fieldWeight in 4545, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.6293786 = idf(docFreq=8668, maxDocs=44218)
0.0625 = fieldNorm(doc=4545)
0.25 = coord(1/4)
- Imprint
- London : British Library / Research and Development Department