Edmonds, L.; Moore, P.R.; Balcom, K.M.: ¬The effectiveness of an online catalog (1990)
0.00
0.00423435 = product of:
0.0169374 = sum of:
0.0169374 = product of:
0.084686995 = sum of:
0.084686995 = weight(_text_:28 in 4598) [ClassicSimilarity], result of:
0.084686995 = score(doc=4598,freq=2.0), product of:
0.13373165 = queryWeight, product of:
3.5822632 = idf(docFreq=3342, maxDocs=44218)
0.037331607 = queryNorm
0.63326067 = fieldWeight in 4598, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5822632 = idf(docFreq=3342, maxDocs=44218)
0.125 = fieldNorm(doc=4598)
0.2 = coord(1/5)
0.25 = coord(1/4)
- Source
- School library journal. 36(1990), S.28-32