@mastersthesis {159391,
	title = {Radiation protection by using polymer composites material},
	year = {2017},
	school = {Cairo university},
	type = {Master thesis},
	address = {Giza},
	author = {Sarah Abdeltawab Elawam},
	editor = {Professor Osiris Girgis and Professor Hoda Abou Shady}
}
