Volume 28.2, Issue 56, January 1993, Pages 200-204
A.H. EL-GOHARY; I.A. SAMAHA; M.M. MOUSA
Volume 28.2, Issue 56, January 1993, Pages 233-239
I.A. SAMAHA; A.A. DRAZ
Volume 27.2, Issue 54, July 1992, Pages 130-136
I.A. SAMAHA; A.H. EL-GOHARY