1. The soils and vegetation of areas affected by mining for non-ferrous metalliferous ores, with special reference to cadmium, lead and zinc;Alloway,1969
2. Cadmium, lead and calcium content, number and biomass, in earthworms (Lumbircidae) from sewage sludge treated soil;Andersen;Pedobiologia,1979
3. Distribution of heavy metals in Lumbricus terrestris, Aporectodea longa and A. rosea measured by atomic absorption and X-ray fluorescence spectrometry;Andersen;Pedobiologia,1982
4. The effects of dietary calcium on lead absorption, distribution and elimination kinetics in rats;Aungst;J. Toxicol. Environ. Health,1985
5. Effects of calcium on the absorption and retention of lead;Barton;J. Lab. Clin. Med.,1978