@conference {172850,
	title = {Numerical Enhancement Analyses of Refrigerator Vortex Tubes Cooling Performance },
	booktitle = {50th International HVAC\&R Conference},
	year = {2019},
	month = {December 2019},
	address = {Belgrade,Serbia},
	author = {Essam E. Khalil and Karam R Beshay and Gamal m ElHarriri and Mahmoud AbdelGhafar}
}
