Volume 36.1, Issue 71, October 1996, Pages 68-73
A.M. SAYED
Volume 34.2, Issue 68, January 1996, Pages 22-29
A.M. SAYED
Volume 33.1, Issue 65, April 1995, Pages 88-92
A.M. SAYED; A.M. ABDEL-FATTAH; A.M. MANAA; SAYED A.M.
Volume 29.2, Issue 58, July 1993, Pages 144-153
A.M. MANAA; A.M. SAYED; A. EL-R-THABET,; A.M. ABD EL-FATTAH.
Volume 28.2, Issue 56, January 1993, Pages 205-210
R.S. REFAIE; A.A. ABOU EL-ALLA; SEHAM, M.A.; A.M. SAYED
Volume 28.2, Issue 56, January 1993, Pages 246-254
A.M. ABD EL-FATTAH; A.M. SAYED; A.M. MANAA; A.EL-R. THABET; IBTISAM M.H. EL-MILEEGY
Volume 27.2, Issue 54, July 1992, Pages 209-221
N.A. MISK; F.M. MAKADY; A.M. SAYED