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04-Information Sciences Letters
An International Journal
               
 
 
 
 
 
 
 
 
 
 
 
 

Author
 
   
Name : Waleed Alsayed Ahmed Khalifa
Address : Department of Educational Psychology and Educational Statistics, Faculty of Education Tafhana Al-Ashraf, Al-Azhar University, Egypt
Email : N/A
Telephone :

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