@article {el2011does,
	title = {Does calcite content affect its separation from celestite by Falcon concentrator?},
	journal = {Powder Technology},
	volume = {213},
	number = {1},
	year = {2011},
	note = {n/a},
	pages = {41{\textendash}47},
	publisher = {Elsevier},
	abstract = {n/a},
	author = {El-Midany, AA and Ibrahim, SS}
}
