Volume 46.2, Issue 92, January 2002, Pages 138-155
A.S. Sayed; A.A. Ali; A.A. Mottelib; A.A. Abd El-Rahman
Volume 46.2, Issue 92, January 2002, Pages 196-212
A.A. Abd El-Rahman; A.S. Sayed; A.H. Sadiek; Nawal A. Mohamed