Tenopir, C.; Nahl-Jakobovits, D.; Howard, D.L.: Strategies and assessments online : novices' experience (1991)
0.00
0.0010846003 = product of:
0.0059653018 = sum of:
0.003157733 = weight(_text_:a in 1919) [ClassicSimilarity], result of:
0.003157733 = score(doc=1919,freq=2.0), product of:
0.03098371 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.026871162 = queryNorm
0.10191591 = fieldWeight in 1919, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.0625 = fieldNorm(doc=1919)
0.0028075685 = weight(_text_:s in 1919) [ClassicSimilarity], result of:
0.0028075685 = score(doc=1919,freq=2.0), product of:
0.029215338 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.026871162 = queryNorm
0.09609913 = fieldWeight in 1919, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=1919)
0.18181819 = coord(2/11)
- Source
- Library and information science research. 13(1991) no.3, S.237-266
- Type
- a