@article {abd2019extended,
	title = {An Extended Data Protection Model Based on Cipher-Text-Policy Attribute Based Encryption Model and an XACML Framework in Cloud Computing},
	journal = {International journal of Advanced Sciene and Technology (IJAST)},
	volume = {28},
	number = {16},
	year = {2019},
	note = {n/a},
	pages = {1021{\textendash}1033},
	abstract = {n/a},
	author = {Abd El-Aziz, A.A}
}
