Khaled Elbehiery and  Hussam Elbehiery,  Entrepreneur Universal Education System: Future Evolution.   journal   = {International Journal of Educational and Pedagogical Sciences}, [online]. World Academy of Science, Engineering and Technology.
     2021, vol. 169(1). 55 - 62
    [viewed 13 April 2021]. Available from: https://publications.waset.org/pdf/10011730.