1. Acidification, metals and macrophytes;Crowder;Environ. Pollut.,1991
2. The effects of aluminum and other metals on amphibians;Freda;Environ. Pollut.,1991
3. Mercury methylation in aquatic systems affected by acid deposition;Gilmour;Environ. Pollut.,1991
4. The effects of acidification on the geochemistry of Al, Cd, Pb, and Hg in freshwater environments: A literature review;Nelson;Environ. Pollut.,1991
5. Effects of acidification on the availability of toxic metals and calcium to wild birds and mammals;Scheuhammer;Environ. Pollut.,1991