Volume 56, Issue 125, April 2010, Pages 1-13
SOHAILA FATHI HASSAN ALI; R. HASSANEIN; A. MOHAMED ABD EL-MALEK; K. IBRAHIM ELSAYH
Volume 55, Issue 123, October 2009, Pages 1-16
A.M. ABD EL-MALEK; SOHAILA FATHI HASSAN ALI; R. HASSANEIN; M.A. MOHAMED; K.I. ELSAYH
Volume 53, Issue 112, January 2007, Pages 1-16
HASSAN EL-S.M. FARAG; NAHLA T. KORASHY