1. National Water Quality Management Strategy: Australian Water Quality Guidelines for Fresh and Marine Water;ANZECC,1992
2. Risks associated with the use of sewage sludge in agriculture;Chaney,1993
3. Competitive adsorption of heavy metals by soils;Elliott;J. environ. Quality,1986
4. Heavy elements in soils;Fergusson,1990
5. Biosolids Management Study: final soil survey on the availability of suitable sites;Foster,1992