Volume 10.2, Issue 20, January 1983, Pages 20-25
H. BADAWI; A.K. AHMED; A.S.M. SABER
Volume 10.1, Issue 19, June 1982, Pages 1-5
A. HIFNY; A.K. AHMED; M. ATTIA
Volume 10.1, Issue 19, June 1982, Pages 7-11
A. HIFNY; A.K. AHMED; L. A. IBRAHIM
Volume 10.1, Issue 19, June 1982, Pages 13-21
A. HIFNY; A.K. AHMED; A.A. MANSOUR
Volume 9, Issue 17.18, January 1982, Pages 5-10
A. HIFNY; A.K. AHMED; K.E. HASHIM
Volume 9, Issue 17.18, January 1982, Pages 11-15
M.R. FATH EL-BAB; A HIFNY; A.K. AHMED; A.M. KASSEM; M. ABDEL MONE IM
Volume 9, Issue 17.18, January 1982, Pages 17-22
M.R. FATH EL-BAB; A.A. KASIM; A. HIFNY; A.K. AHMED; M. ABDEL MONEIM
Volume 9, Issue 17.18, January 1982, Pages 23-26
M.R. FATH EL-BAB; A. HIFNY; A.K. AHMED; A.A. KASSEM
Volume 9, Issue 17.18, January 1982, Pages 27-31
M.R. FATH EL-BAB; A.M. KASSEM; A. HIFNY; A.K. AHMED; M. ABDEL MONEIM
Volume 8, Issue 15.16, January 1981, Pages 13-17
A. HIFNY; A.K. AHMED; K.E. HASHIM
Volume 8, Issue 15.16, January 1981, Pages 19-25
A. HIFNY; A.K. AHMED; K.E. HASHIM
Volume 8, Issue 15.16, January 1981, Pages 39-44
M.R. FATH EL-BAB; A. HIFNY; A.K. AHMED; A.M. KASSEM; M. ABDEL MONEIM