@article {165731,
	title = {Valuation of chloride salts and their mixtures in coal flotation without collector},
	journal = {Energy Sources, Part A: Recovery, Utilization, and Environmental Effects},
	volume = {40},
	year = {2018},
	pages = {2822-2831},
	author = {R.Gamal and N.Edrees and A.A.El-Midany and S.E.El-Mofty}
}
