Volume 47.2, Issue 94, July 2002, Pages 211-232
A.A. Sharkawy; Manal Sh. Hussein
Volume 45.2, Issue 90, July 2001, Pages 190-219
A.A. Kjalf; Kh. A.H. Abdo; A.G. Mohamed; Manal Sh. Hussein
Volume 45.2, Issue 90, July 2001, Pages 220-242
A.A. Kjalf; Kh. A.H. Abdo; A.G. Mohamed; Manal Sh. Hussein