Volume 63, Issue 152, January 2017, Pages 39-51
AHMED ZAITOUN; SAFAA MALEK; KHALED EL-KHABAZ; SALHEEN ABD-EL-HAMEED
Volume 62, Issue 151, October 2016, Pages 12-21
FATMA MAHMOUD; TAHA EL-ALLAWY; SAFAA MALEK
Volume 60, Issue 141, April 2014, Pages 96-104
HUDA M. KURAA; SAFAA MALEK