Volume 53, Issue 113, April 2007, Pages 152-168
EMAN EZZ EL-DAWLA EL-SHARKAWY; M. SAYED; MANAL ABDEL-LATIF
Volume 52, Issue 111, October 2006, Pages 93-108
MANAL ABDEL-LATIF; EMAN EZ-ALDAWLA SHARKAWY; M. ABDEL MONEIM; A.M. SALEH