Volume 24.2, Issue 48, January 1991, Pages 217-229
S.F. ISMAIL; M. ATTIA
Volume 24.1, Issue 47, October 1990, Pages 116-123
SEHAM M. ALI; A.H. ELYAS; NAWAL GH. KHALIL; A.A. AAMER; M. ATTIA
Volume 22.2, Issue 44, January 1990, Pages 1-8
M. EL-SHAIEB; M. ATTIA; I.A. MOUSTAFA; M. ABD EL-GAWAD
Volume 17.2, Issue 34, September 1986, Pages 1-9
M. ATTIA; M. OTHMAN
Volume 17.2, Issue 34, September 1986, Pages 152-158
M.A. SOBIH; M. ATTIA; M. ELTARABELY
Volume 11.2, Issue 22, January 1984, Pages 7-11
A. HIFNY; A.K. AHMED; M. ATTIA
Volume 10.1, Issue 19, June 1982, Pages 1-5
A. HIFNY; A.K. AHMED; M. ATTIA