1. Acidification today and tomorrow;Andersson;SNV,1982
2. Effects of liming on the mercury content in fish in the River Åvaån;Andersson;SNV, PM 1771,1984
3. Mercury in Swedish lakes;Andersson;SNV Report 3291,1987
4. Environmental effects in lakes in Värmland/Kilsbergen and Västkusten of mercury from the atmosphere;Björklund;SNV, PM 1090,1979
5. Mercury in Swedish lakes—Its regional distribution and causes;Björklund;AMBIO,1984