Ping, F.: Chinese bibliographic databases in the National Library of China (1996)
0.00
0.004896907 = product of:
0.014690721 = sum of:
0.014690721 = product of:
0.044072162 = sum of:
0.044072162 = weight(_text_:29 in 5746) [ClassicSimilarity], result of:
0.044072162 = score(doc=5746,freq=2.0), product of:
0.16199592 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.046051823 = queryNorm
0.27205724 = fieldWeight in 5746, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.0546875 = fieldNorm(doc=5746)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Source
- International cataloguing and bibliographic control. 25(1996) no.2, 29-31