Volume 33.1, Issue 65, April 1995, Pages 88-92
A.M. SAYED; A.M. ABDEL-FATTAH; A.M. MANAA; SAYED A.M.
Volume 32.2, Issue 64, January 1995, Pages 96-101
A.M. ABDEL-FATTAH; A.M. SAIED; Ash. M. SAIED
Volume 31.1, Issue 61, April 1994, Pages 209-215
A.M. ABDEL-FATTAH