Volume 60, Issue 143, October 2014, Pages 49-53
AHLAM A. EL LEBOUDY; NAGAH M. SAAD; AMER, A.; NOHA S. ELMOAZEN.
Volume 60, Issue 142, July 2014, Pages 69-74
NAGAH M. SAAD; AMIN, W.F.
Volume 58, Issue 135, October 2012, Pages 67-70
NAGAH M. SAAD; WALLAA F. AMIN
Volume 55, Issue 121, April 2009, Pages 1-14
S. NASR; NAGAH M. SAAD; RANIA M. EWIDA
Volume 32.2, Issue 64, January 1995, Pages 173-185
M.A. ISMAIIJ; NAGAH M. SAAD