

@article {9530,
	title = {{Effect of ozone on the viability of some protozoa in drinking water.}},
	journal = {Journal of the Egyptian Society of Parasitology},
	volume = {31},
	number = {2},
	year = {2001},
	pages = {603{\textendash}616},
	author = {Khalifa, AM and El Tamsahy, MM and Abou el Naga, IF}
}
