

@article {15210,
	title = {Appropriate technology for water supply and sanitation. Vol. 3. Health aspects of excreta and sullage management: a state-of-the-art review},
	journal = {World Bank},
	volume = {3},
	year = {1981},
	author = {Feachem, R.G. and Bradley, D.J. and Garelick, H. and Mara, D.D.}
}
