1. Chemistry of zinc, copper and nickel from sewage sludge and sludge-treated soils;Adams,1983
2. Adams, T. McM. & Sanders, J. R. (in press). Changes with time in the zinc, copper and nickel concentrations in solutions displaced from two sludgetreated soils. In Processing and use of sewage sludge, ed. by P. L'Hermite. Dordrecht, D. Reidel.
3. Liming effects on the toxicity to perennial ryegrass of a sewage sludge contaminated with zinc, nickel, copper and chomium;Bolton;Environ. Pollut.,1975
4. Characterisation chimique des boues;Cottenie;Annls Gembloux,1978
5. Report of the sub-committee on the disposal of sewage sludge to land;Department of the Environment,1981