Volume 31, Issue 1-A, June 2020, Pages 33-49
A. A. Swelam; Yahia R. Gedamy; Ahmed A. El.shahed
Volume 29, Issue 2-A, December 2018, Pages 105-124
A. A. Swelam; S. S. Sherif; A. Ibrahim
Volume 29, Issue 1-A, June 2018, Pages 45-58
A. A. Swelam; A. M. Salem; A. A. Aanym; A. Farghly
Volume 28, Issue 1-A, June 2017, Pages 83-93
A. A. Swelam; M.B. B. Awad; M. Saber