Lea, P.W.; Day, A.: Printed reference material and related information sources (1990)
0.01
0.01135884 = product of:
0.03407652 = sum of:
0.03407652 = weight(_text_:m in 758) [ClassicSimilarity], result of:
0.03407652 = score(doc=758,freq=2.0), product of:
0.12394287 = queryWeight, product of:
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.049807284 = queryNorm
0.27493733 = fieldWeight in 758, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.078125 = fieldNorm(doc=758)
0.33333334 = coord(1/3)
- Type
- m