Volume 12, Issue 3, December 2017, Pages 1-22
A. A. Abou El-Ela; Y. H. Hafez; M. A. Abdel-Hafez; A. A. El-Ghandour
Volume 12, Issue 2, August 2017, Pages 1-10
A. A. El-Ghandour; A. A. Abou El-Ela; Y. H. Hafez; M. A. Abdel-Hafez
Volume 11, Issue 2, August 2016, Pages 1-14
Khalifa E. I.; M. Y. Mohamed; M. A. M. Abdel-Hafez
Volume 9, Issue 1, April 2014, Pages 1-8
Khalifa, E. I.; M. A. M. Abdel-Hafez