Volume 23.1, Issue 45, April 1990, Pages 90-99
A.A. NAGI; M.S. YOUSSEF; M. TAHA; LAILA S. AHMED; M.T. NASSEF; A.H. BA YOUMI
Volume 20.2, Issue 40, September 1988, Pages 184-190
A. SOLIMAN; S. MOUSA; A.H. BA YOUMI; NAHED GAD; M. ATIA
Volume 15.1, Issue 29, September 1985, Pages 121-126
A.H. BA YOUMI; S.A. MOUSA; LH. SOKKAR; E.K. NAFIE; N.A. GAD
Volume 14.1, Issue 27, January 1985, Pages 149-156
A. AMER; N.K. HASSAAN; A. EL-SEBAIE; A.H. BA YOUMI; A.A. IBRAHIM