Volume 47, Issue 5, October 2016, Pages 151-164
Volume 46, Issue 6, December 2015, Pages 67-75
Volume 44, Issue 2, June 2013, Pages 46-54
Doaa, Sh. Elazab; Mokhtar M. Shaaban
Volume 37, Issue 3, October 2006, Pages 13-30
Adel A. Abul-Soad; Ehab S. Boshra; Hoda S. Ali