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2. Long-term acidic precipitation studies in Norway;Abrahamsen,1989
3. Historical trends sulphur dioxide emission in Europe since 1865;Bettelheim,1979
4. Modelling the effects of acid deposition: assessment of a lumped-parameter model of soil water and streamwater chemistry;Cosby;Water Resour. Res.,1985
5. Modelling the effects of acid deposition: estimation of long-term water quality responses in a small forested catchment;Cosby;Water Resour. Res.,1985