@book{97078,
	author = {Seminar on Utilization of Sewage Sludge on Land: Rates of Application and Long-term Effects of Metals, Uppasala, Jun.7-9, 1983.},
	title = {Utilization of sewage sludge on land: rates of application and longterm effects of metals; proceedings},
	publisher = {Reidel},
	year = {c 1984},
	series = {Commission of the European Communities},
	address = {Dordrecht}
}