Gliech, M.: ¬Die grüne Spur auf der Datenautobahn : Das Internet bringt unzählige Umwelt-Angebote, professionelle deutsche Seiten sind aber noch Mangelware (1997)
0.00
0.0034846195 = product of:
0.017423097 = sum of:
0.017423097 = product of:
0.052269287 = sum of:
0.052269287 = weight(_text_:29 in 2109) [ClassicSimilarity], result of:
0.052269287 = score(doc=2109,freq=2.0), product of:
0.13448824 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.038232006 = queryNorm
0.38865322 = fieldWeight in 2109, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.078125 = fieldNorm(doc=2109)
0.33333334 = coord(1/3)
0.2 = coord(1/5)
- Source
- Frankfurter Rundschau. Nr.29 vom 4.2.1997, S,6