@book{96597,
	author = {Seminar on the Influence of Sewage Sludge Application on Physical and Biological Properties of Soils, Munids, Jun.23-24, 1981.},
	title = {The influence of sewage sludge application on physical and biological properties of soils; proceedings},
	publisher = {Reidel},
	year = {1983},
	series = {At the Head of the Title: Commission of European Communities},
	address = {Dordrecht}
}