@mastersthesis {75348,
	title = {thesis Abstract},
	year = {2013},
	school = {Cairo university  },
	type = {Master thesis },
	address = {Cairo},
	attachments = {https://scholar.cu.edu.eg/sites/default/files/mahasaied/files/abstract.doc},
	author = {Maha saied Abdo}
}
