Search (2 results, page 1 of 1)
-
Oliver, R.; Perzylo, L.: Children's information skills : making effective use of multimedia sources (1994)
0.03
0.025347205 = product of: 0.05069441 = sum of: 0.05069441 = product of: 0.10138882 = sum of: 0.10138882 = weight(_text_:r in 1718) [ClassicSimilarity], result of: 0.10138882 = score(doc=1718,freq=2.0), product of: 0.17326194 = queryWeight, product of: 3.3102584 = idf(docFreq=4387, maxDocs=44218) 0.05234091 = queryNorm 0.5851765 = fieldWeight in 1718, product of: 1.4142135 = tf(freq=2.0), with freq of: 2.0 = termFreq=2.0 3.3102584 = idf(docFreq=4387, maxDocs=44218) 0.125 = fieldNorm(doc=1718) 0.5 = coord(1/2) 0.5 = coord(1/2)
-
Perzylo, L.; Oliver, R.: ¬An investigation of children's use of a multimedia CD-ROM product for information retrieval (1992)
0.02
0.022178805 = product of: 0.04435761 = sum of: 0.04435761 = product of: 0.08871522 = sum of: 0.08871522 = weight(_text_:r in 420) [ClassicSimilarity], result of: 0.08871522 = score(doc=420,freq=2.0), product of: 0.17326194 = queryWeight, product of: 3.3102584 = idf(docFreq=4387, maxDocs=44218) 0.05234091 = queryNorm 0.51202947 = fieldWeight in 420, product of: 1.4142135 = tf(freq=2.0), with freq of: 2.0 = termFreq=2.0 3.3102584 = idf(docFreq=4387, maxDocs=44218) 0.109375 = fieldNorm(doc=420) 0.5 = coord(1/2) 0.5 = coord(1/2)