

@article {9813,
	title = {{Effect of ozone on the viability of some protozoa in drinking water}},
	journal = {Journal of the Egyptian Society of Parasitology},
	volume = {31},
	year = {2001},
	pages = {603{\textendash}616},
	author = {Khalifa, AM and El-Temsahy, MM and Abou-El Naga, IF}
}
