-
Large, J.A.: Evaluating online and CD-ROM reference sources (1989)
0.00
9.5641974E-4 = product of:
0.003825679 = sum of:
0.003825679 = product of:
0.011477036 = sum of:
0.011477036 = weight(_text_:a in 4010) [ClassicSimilarity], result of:
0.011477036 = score(doc=4010,freq=2.0), product of:
0.0563064 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.048832703 = queryNorm
0.20383182 = fieldWeight in 4010, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.125 = fieldNorm(doc=4010)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Type
- a
-
Large, J.A.: Evaluation of electronic media as reference sources (1991)
0.00
9.5641974E-4 = product of:
0.003825679 = sum of:
0.003825679 = product of:
0.011477036 = sum of:
0.011477036 = weight(_text_:a in 1293) [ClassicSimilarity], result of:
0.011477036 = score(doc=1293,freq=2.0), product of:
0.0563064 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.048832703 = queryNorm
0.20383182 = fieldWeight in 1293, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.125 = fieldNorm(doc=1293)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Type
- a
-
Large, J.A.: New Grolier electronic encyclopedia (1990)
0.00
8.3686726E-4 = product of:
0.003347469 = sum of:
0.003347469 = product of:
0.010042407 = sum of:
0.010042407 = weight(_text_:a in 8982) [ClassicSimilarity], result of:
0.010042407 = score(doc=8982,freq=2.0), product of:
0.0563064 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.048832703 = queryNorm
0.17835285 = fieldWeight in 8982, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.109375 = fieldNorm(doc=8982)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Type
- a