Volume 48, Issue 2, April 2017, Pages 38-58
Volume 48, 1-2, February 2017, Pages 38-58
Volume 46, Issue 2, April 2015, Pages 95-106
Volume 39, Issue 4, December 2008, Pages 53-69
Kh. A.El-Rouby; A.S Abdalah; A.B Kamel
Volume 39, Issue 4, December 2008, Pages 81-91
Aiman kamal; Mokhtar M. Shaaban