

@article {17078,
	title = {Occurrence and levels of indicators and selected pathogens in different sludges and biosolids},
	journal = {Journal of applied microbiology},
	volume = {103},
	number = {6},
	year = {2007},
	pages = {2420{\textendash}2429},
	publisher = {Wiley Online Library},
	author = {Guzm{\'a}n, C and Jofre, J and Montemayor, M and Lucena, F}
}
