Ethics and reference services (1982)
0.01
0.012337563 = product of:
0.04935025 = sum of:
0.04935025 = product of:
0.0987005 = sum of:
0.0987005 = weight(_text_:services in 7864) [ClassicSimilarity], result of:
0.0987005 = score(doc=7864,freq=2.0), product of:
0.1738033 = queryWeight, product of:
3.6713707 = idf(docFreq=3057, maxDocs=44218)
0.047340166 = queryNorm
0.56788623 = fieldWeight in 7864, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.6713707 = idf(docFreq=3057, maxDocs=44218)
0.109375 = fieldNorm(doc=7864)
0.5 = coord(1/2)
0.25 = coord(1/4)
