Search (2 results, page 1 of 1)
-
×
author_ss:"Brüggemann, R."
-
×
author_ss:"Voigt, K."
-
×
theme_ss:"Informationsmittel"
-
×
year_i:[1990 TO 2000}
- Did you mean:
- author's%3a%22Savolainen%2c R.%22 2
- authors%3a%22Savolainen%2c R.%22 2
-
Voigt, K.; Brüggemann, R.: Evaluation criteria for environmental and chemical databases (1998)
0.04
0.03509156 = product of: 0.07018312 = sum of: 0.07018312 = sum of: 0.033119414 = weight(_text_:r in 3296) [ClassicSimilarity], result of: 0.033119414 = score(doc=3296,freq=2.0), product of: 0.15092614 = queryWeight, product of: 3.3102584 = idf(docFreq=4387, maxDocs=44218) 0.045593463 = queryNorm 0.2194412 = fieldWeight in 3296, product of: 1.4142135 = tf(freq=2.0), with freq of: 2.0 = termFreq=2.0 3.3102584 = idf(docFreq=4387, maxDocs=44218) 0.046875 = fieldNorm(doc=3296) 0.037063707 = weight(_text_:22 in 3296) [ClassicSimilarity], result of: 0.037063707 = score(doc=3296,freq=2.0), product of: 0.15966053 = queryWeight, product of: 3.5018296 = idf(docFreq=3622, maxDocs=44218) 0.045593463 = queryNorm 0.23214069 = fieldWeight in 3296, product of: 1.4142135 = tf(freq=2.0), with freq of: 2.0 = termFreq=2.0 3.5018296 = idf(docFreq=3622, maxDocs=44218) 0.046875 = fieldNorm(doc=3296) 0.5 = coord(1/2)
- Source
- Online and CD-ROM review. 22(1998) no.4, S.247-262
-
Voigt, K.; Benz, J.; Brüggemann, R.: ¬The Internet as an information source for environmental chemicals : first results of the evaluation of the metadatabase of Internet resources (1996)
0.01
0.013799756 = product of: 0.027599512 = sum of: 0.027599512 = product of: 0.055199023 = sum of: 0.055199023 = weight(_text_:r in 7031) [ClassicSimilarity], result of: 0.055199023 = score(doc=7031,freq=2.0), product of: 0.15092614 = queryWeight, product of: 3.3102584 = idf(docFreq=4387, maxDocs=44218) 0.045593463 = queryNorm 0.36573532 = fieldWeight in 7031, product of: 1.4142135 = tf(freq=2.0), with freq of: 2.0 = termFreq=2.0 3.3102584 = idf(docFreq=4387, maxDocs=44218) 0.078125 = fieldNorm(doc=7031) 0.5 = coord(1/2) 0.5 = coord(1/2)