

@booklet {2403,
	title = {Guidelines on the Safe Use of Urine and Faeces in Ecological Sanitation Systems},
	year = {2004},
	publisher = {Environment Institute},
	address = {Stockholm. Sweden},
	url = {http://www.sei-international.org/publications?pid=16},
	author = {Sch{\"o}nning, C. and T A Stenstr{\"o}m}
}
