@article {234505,
	title = {Sensitivity of oil shale particle surface to the applied load in ball mill},
	journal = {International Journal of Coal Preparation and Utilization },
	volume = {42 },
	year = {2022},
	pages = {3235-3248},
	author = {N Khairy and I Abu El-Magd and El-Mofty, SE and El-Midany, AA}
}
