Volume 53, Issue 113, April 2007, Pages 19-27
MADEHA H.A. DARWISH; A.H. HAFEZ; M.M. AHMED; MARWAS. KHALLAF
Volume 22.1, Issue 43, September 1989, Pages 135-143
A.H. HAFEZ; S.E. MEGALLA; S.A. MOUSA
Volume 21.2, Issue 42, May 1989, Pages 123-129
A.H. HAFEZ; F.A. AHMED; M.A. SOBEH; M.I. ABOZEID
Volume 20.2, Issue 40, September 1988, Pages 116-121
A.H. HAFEZ; A.R. ALABOUDI; R.A. ALSANJARY; A.A. HASSAN
Volume 6, Issue 11.12, January 1979, Pages 181-187
A.H. HAFEZ; S.E. MEGALLA; A.M. ABDEL-FATTAR