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Roll, U.: Informationsangebot und Informationsnachfrage zu ausgewählten Gebieten der Ökologie und des Umweltschutzes (2004) 8.41

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Field: Umweltwissenschaft

Savolainen, R.: Information source horizons and source preferences of environmental activists : a social phenomenological approach (2007) 8.41

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Field: Umweltwissenschaft