-
Large, J.A.: Evaluating online and CD-ROM reference sources (1989)
0.00
0.0026812535 = product of:
0.005362507 = sum of:
0.005362507 = product of:
0.010725014 = sum of:
0.010725014 = weight(_text_:s in 4010) [ClassicSimilarity], result of:
0.010725014 = score(doc=4010,freq=2.0), product of:
0.055801827 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05132441 = queryNorm
0.19219826 = fieldWeight in 4010, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=4010)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of librarianship. 21(1989) no.2, S.87-108
-
Large, J.A.: Evaluation of electronic media as reference sources (1991)
0.00
0.0026812535 = product of:
0.005362507 = sum of:
0.005362507 = product of:
0.010725014 = sum of:
0.010725014 = weight(_text_:s in 1293) [ClassicSimilarity], result of:
0.010725014 = score(doc=1293,freq=2.0), product of:
0.055801827 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05132441 = queryNorm
0.19219826 = fieldWeight in 1293, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=1293)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Pages
- S.116-129
-
Large, J.A.: New Grolier electronic encyclopedia (1990)
0.00
0.0023460968 = product of:
0.0046921936 = sum of:
0.0046921936 = product of:
0.009384387 = sum of:
0.009384387 = weight(_text_:s in 8982) [ClassicSimilarity], result of:
0.009384387 = score(doc=8982,freq=2.0), product of:
0.055801827 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05132441 = queryNorm
0.16817348 = fieldWeight in 8982, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.109375 = fieldNorm(doc=8982)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Pages
- S.185-196