Subject collections : a guide to special book collections and subject emphases as reported by university, college, public, and special libraries and museums in the United States and Canada (1993)
0.06
0.055525415 = product of:
0.19433895 = sum of:
0.09897938 = weight(_text_:united in 767) [ClassicSimilarity], result of:
0.09897938 = score(doc=767,freq=2.0), product of:
0.22812355 = queryWeight, product of:
5.6101127 = idf(docFreq=439, maxDocs=44218)
0.04066292 = queryNorm
0.433885 = fieldWeight in 767, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.6101127 = idf(docFreq=439, maxDocs=44218)
0.0546875 = fieldNorm(doc=767)
0.09535956 = weight(_text_:states in 767) [ClassicSimilarity], result of:
0.09535956 = score(doc=767,freq=2.0), product of:
0.22391328 = queryWeight, product of:
5.506572 = idf(docFreq=487, maxDocs=44218)
0.04066292 = queryNorm
0.42587718 = fieldWeight in 767, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.506572 = idf(docFreq=487, maxDocs=44218)
0.0546875 = fieldNorm(doc=767)
0.2857143 = coord(2/7)