1. The determination of organic contaminants in UK sewage sludges;Crathorne,1989
2. Significance of organic contaminants in sewage sludges used on agricultural land;Davis,1984
3. Effects of trace organics in sewage sludge on soil-plant systems and assessing their risk to humans;Jacobs,1987
4. The occurrence of chlorbenzenes and permethrins in twelve UK sewage sludges;Rogers;Water Res.,1989
5. Organic contaminants in Canadian municipal sludges;Webber;Waste Manage, and Res.,1989