Volume 54, Issue 119, October 2008, Pages 1-14
A.S. HUSSEIN; A.M. GALAL; H. EL-ASKARY
Volume 38.1, Issue 75, October 1997, Pages 169-184
N.A. ABD EL WANIS; AFAF H. AMIN; MS. MADKOUR; ENSAF M. KHASHABAH