@inproceedings{KEOD-2013-NagiH,
	author        = "Khaled Nagi and Dalia Halim",
	booktitle     = "{Proceedings of the Fifth International Conference on Knowledge Engineering and Ontology Development}",
	doi           = "10.5220/0004621201090119",
	isbn          = "978-989-8565-81-5",
	pages         = "109--119",
	publisher     = "{SciTePress}",
	title         = "{Creating Facets Hierarchy for Unstructured Arabic Documents}",
	year          = 2013,
}