@article {1877,
	title = {Membrane filter technique for enumeration of enterococci in marine waters},
	journal = {Applied microbiology},
	volume = {30},
	year = {1975},
	pages = {66{\textendash}71},
	author = {Levin, MA and Fischer, JR and Cabelli, VJ}
}
@article {1863,
	title = {Swimming-associated gastroenteritis and water quality},
	journal = {American journal of epidemiology},
	volume = {115},
	year = {1982},
	pages = {606{\textendash}616},
	author = {Cabelli, VJ and Dufour, AP and McCabe, LJ and Levin, MA}
}
