Smith, N.M.; Birch, N.E.; Marchant, M.P.: Stress, distress, and burnout : a survey of public reference librarians (1986)
0.07
0.06660349 = product of:
0.13320698 = sum of:
0.13320698 = product of:
0.26641396 = sum of:
0.26641396 = weight(_text_:m.p in 5849) [ClassicSimilarity], result of:
0.26641396 = score(doc=5849,freq=2.0), product of:
0.29746073 = queryWeight, product of:
6.7552447 = idf(docFreq=139, maxDocs=44218)
0.04403404 = queryNorm
0.8956273 = fieldWeight in 5849, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.7552447 = idf(docFreq=139, maxDocs=44218)
0.09375 = fieldNorm(doc=5849)
0.5 = coord(1/2)
0.5 = coord(1/2)