Tariq A.R.M. Alsaadi, Gamal S.A. Khalifa, Abuelhassan Elshazly Abuelhassan, Osama Isaac and Ibrhim Alrajawi
International Business Management 13 ( 8 ): 318 - 330 , 2019
Mohsin N.A.N. Alharthi, Gamal S.A. Khalifa, Ahmed Hamoud Al-Shibami, Osama Isaacd and Ibrhim Alrajawi
International Business Management 13 ( 8 ): 331 - 344 , 2019
Mohammad Khalifa Al Falasi, Mohammed Nusari, Ahmed Hamoud Al-Shibami, Ali Ameen and Ibrhim Alrajawi
Journal of Engineering and Applied Sciences 14 ( 9 ): 2898 - 2909 , 2019
Mona Saeed Mohamed, Gamal S. A. Khalifa, Ahmed Hamoud Al-Shibami, Ibrhim Alrajawi and Osama Isaac
Journal of Engineering and Applied Sciences 14 ( 10 ): 3234 - 3242 , 2019
Mohammed S. Alkathiri, Gamal S.A. Khalifa, Abuelhassan E. Abuelhassan, Osama Isaac and Ibrhim Alrajawi
Journal of Engineering and Applied Sciences 14 ( 21 ): 7857 - 7869 , 2019