1. The behavior of heavy metals in sewage sludge amended soils;Alloway;Sci. Total Environ.,1991
2. Trace Elements in the Terrestrial Environment;Adriano,2001
3. Cadmium and prostate cancer;Waalkes;J. Toxicol. Environ. Health,1994
4. Remediation of Metals-contaminated Soils and Groundwater, Technology Evaluation Report te-97-01;Evanko,1997
5. Soil Solution Chemistry: Applications in Environmental Science and Agriculture;Wolt,1994