Volume 36.2, Issue 72, January 1997, Pages 175-192
A. SH. SEDDEK; TH. A. IBRAHIM; AHLAM ABDEL-HAMID; M. ABD EL-NASSER
Volume 34.1, Issue 67, October 1995, Pages 110-128
M. ABD EL-NASSER; A.SH. SEDDEK; AHLAM ABDEL-HAMID; I. EL-SAEDY