Volume 53, Issue 112, January 2007, Pages 1-18
M.A. SALEH; IBTISAM M.H. EL-MILEEGY; M. ABDEL-SALAM
Volume 51, Issue 105, April 2005, Pages 1-13
A. ABOU EL-ELA; IBTISAM M.H. EL-MILEEGY; TH. S. ABDEL-ALL