Convey, J.: Online information retrieval : an introductory manual to principles and practice (1992)
0.01
0.0076571116 = product of:
0.030628446 = sum of:
0.030628446 = weight(_text_:library in 763) [ClassicSimilarity], result of:
0.030628446 = score(doc=763,freq=2.0), product of:
0.1317883 = queryWeight, product of:
2.6293786 = idf(docFreq=8668, maxDocs=44218)
0.050121464 = queryNorm
0.23240642 = fieldWeight in 763, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.6293786 = idf(docFreq=8668, maxDocs=44218)
0.0625 = fieldNorm(doc=763)
0.25 = coord(1/4)
- Footnote
- Frühere Ausgaben: 1977, 1984, 1989. - Rez. in: Library Association record 95(1993) no.2, S.109 (W. Ashworth); JASIS 45(1994) no.3, S.219-220. (C. Tenopir); IfB 2(1994) H.1, S.11-12 (K.-H. Dietz)