Volume 20.1, Issue 39, May 1988, Pages 45-52
I. SEDDIK; NABILA M. RASHWAN; M. EL-TRABILI; A.M. EL-TIMAWY; AMANI THABET
Volume 20.1, Issue 39, May 1988, Pages 168-177
M.A. SHAHATA; A.M. EL-TIMAWY; I. SEDDIK
Volume 19.1, Issue 37, September 1987, Pages 44-50
S.H. AHMED; I. SEDDIK; A.M. EL-TIMAWY; E.K. NAFIE
Volume 17.1, Issue 33, May 1986, Pages 174-184
A. FARID; A.M. EL-TIMAWY; B.H. SERUR; A.A. FARRAG; A. GOMAA; F. ALLAM; H. IBRAHIM