Jahoda, G.; Braunagel, J.S.: ¬The librarian and reference queries : a systematic approach (1980)
0.00
0.002261309 = product of:
0.004522618 = sum of:
0.004522618 = product of:
0.009045236 = sum of:
0.009045236 = weight(_text_:a in 3359) [ClassicSimilarity], result of:
0.009045236 = score(doc=3359,freq=2.0), product of:
0.059167966 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.051314447 = queryNorm
0.15287387 = fieldWeight in 3359, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.09375 = fieldNorm(doc=3359)
0.5 = coord(1/2)
0.5 = coord(1/2)