1. Survival and growth of bacteria introduced into soil;Acea;Soil Biol. Biochem.,1988
2. An assessment of microbial activity on GAC;American Water Works Association;J. Am. Wat. Wks Assoc.,1981
3. Council directive of 15 July 1980 relating to the quality of water intended for human consumption (80/778/EEC);Council of the European Communities;Official Journal of the European Communities L229,1980
4. The effects of the agricultural use of herbicides on fresh waters;Croll,1986
5. The removal of atrazine and other herbicides from water using granular activated carbon;Croll;Wat. Supply,1992