Volume 62, Issue 148, January 2016, Pages 48-51
ELALFY MAHMOUD; ABDEIN MOHAMED
Volume 61, Issue 147, October 2015, Pages 66-72
ELALFY MAHMOUD; IBRAHIM M. FOUDA; MOHAMMED F. HAMED
Volume 61, Issue 146, July 2015, Pages 16-23
ELALFY MAHMOUD; ABDALLAH AHMED ABDNASER; SLEEM RADWAN FATHY