@article {66178,
	title = {An Algorithm Reformulation of XQuery Queries Using GLAV Mapping for Mediator-based System.},
	journal = {Journal of Applied Computer Science \& MathematicsJournal of Applied Computer Science \& Mathematics},
	year = {2014},
	month = {2014},
	isbn = {2066-4273},
	author = {Saber, Benharzallah and Okba, Kazar}
}
