Volume 67, Issue 169, April 2021, Pages 152-164
S.Y. HUSSEIN; METWALLY M.A; ASMAA, A.M.
Volume 60, Issue 140, January 2014, Pages 183-190
SAKR, O.A; EL-KEREDY, M.S. ABEER.,; SABREEN E. FADL
Volume 35.1, Issue 69, April 1996, Pages 82-90
M. T. MOUSA; A. A. ABD EL-GHAM
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I.A.A. MEKKAWY; S.H. MOHAMAD