@article {pharand2014assessment,
	title = {Assessment of biomass in drinking water biofilters by adenosine triphosphate},
	journal = {Journal-American Water Works Association},
	volume = {106},
	number = {10},
	year = {2014},
	pages = {E433{\textendash}E444},
	publisher = {Wiley Online Library},
	author = {Pharand, Lizanne and Van Dyke, Michele I and Anderson, William B and Huck, Peter M}
}
