Volume 25, Issue 2-C, December 2014, Pages 21-30
Abdel Kareem S. Mohamed
Volume 24, Issue 2-C, December 2013, Pages 149-164
ABDEL KAREEM S. MOHAMED; MOHAMED A. SHADDAD
Volume 19, Issue 2-C, December 2008, Pages 73-89
OMAR A. ALMAGHRABI
Volume 17, Issue 1-C, June 2006, Pages 103-129
AHMED A. EL-KHOULY