Volume 59, Issue 136, January 2013, Pages 75-80
UMIMA M.M.; R.H. OSMAN
Volume 58, Issue 135, October 2012, Pages 33-40
HOWIDA, S.M.B.; R.H. OSMAN
Volume 58, Issue 134, July 2012, Pages 1-7
A.M. NABIH; R.H. OSMAN
Volume 54, Issue 119, October 2008, Pages 1-9
ROWIDA M. RIAD; R.H. OSMAN; AMAL A.M. GHONEIM