Volume 9, Issue 3, December 2017, Pages 61-73
Shimaa Gh. M. Marzouk; Ali A. El-Sheakh; Mostafa A. El-Tantawy; Mohamed- -Bassem A. Ashour
Volume 5, Issue 2, December 2013, Pages 15-20
Al-Zarog A. A.; El-Bassiouny A. M.