Volume 19.1, Issue 37, September 1987, Pages 160-165
F.M. MAKADY; A.Z. MAHMOUD; H.A. YOUSSEF
Volume 18.2, Issue 36, May 1987, Pages 109-112
A.Z. MAHMOUD; F.M. MAKADY; H.A. YOUSSEF
Volume 18.2, Issue 36, May 1987, Pages 163-166
F.M. MAKADY; H.A. YOUSSEF; M.A. ALY
Volume 18.2, Issue 36, May 1987, Pages 167-170
F.M. MAKADY; H.A. YOUSSEF; A.Z. MAHMOUD
Volume 17.2, Issue 34, September 1986, Pages 24-31
M.A. ALAM EL-DIN; M.A. ALY; H.A. YOUSSEF; M.E. ABDEL-MONEIM
Volume 17.1, Issue 33, May 1986, Pages 130-137
M.A. ALI; H.A. YOUSSEF; F.M. MAKADY
Volume 14.2, Issue 28, May 1985, Pages 179-183
M.A. ALY; H.A. YOUSSEF; A.E. BOLBOL
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