Volume 11.1, Issue 21, June 1983, Pages 1-6
H. BADAWI; A.K. AHMED; A.S.M. SABER
Volume 11.1, Issue 21, June 1983, Pages 12-18
H. BADAWI; A.K. AHMED; A.S.M. SABER
Volume 10.2, Issue 20, January 1983, Pages 20-25
H. BADAWI; A.K. AHMED; A.S.M. SABER