@article {el2007interaction,
	title = {Interaction of Amphoteric Collector with Silica and Hematite Surfaces},
	journal = {Tenside Surfactants Detergents Journal For Theory Technology And Application},
	volume = {44},
	number = {6},
	year = {2007},
	note = {n/a},
	pages = {356},
	abstract = {n/a},
	author = {El-Rahiem, FH Abd and El-Midany, AA and Selim, KA}
}
