@mastersthesis {103973,
	title = {Data cleaning in the virtual data integration environment},
	year = {2011},
	school = {Cairo University},
	type = {Master{\textquoteright}s Thesis},
	address = {Cairo},
	author = {A.Hamed El Bastawissy and Osman Hegazy and A.Z.ElQutaany}
}
