Schoch, R.; Sommerstange, M.; Zimmermann, R.: ¬Der Retro-Verbundkatalog (Retro-VK) des Deutschen Bibliotheksinstituts als Konversionsinstrument : eine quantitative und qualitative Untersuchung (1997)
0.01
0.0085704215 = product of:
0.034281686 = sum of:
0.034281686 = weight(_text_:und in 406) [ClassicSimilarity], result of:
0.034281686 = score(doc=406,freq=2.0), product of:
0.11666329 = queryWeight, product of:
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.05263717 = queryNorm
0.29385152 = fieldWeight in 406, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.09375 = fieldNorm(doc=406)
0.25 = coord(1/4)