Volume 47.2, Issue 94, July 2002, Pages 183-196
R.S. Refaie; H.H. Essa; M.M. Ali; Amal A. Mohammed
Volume 40.2, Issue 80, January 1999, Pages 187-196
Amal A. Mohammed; M.M. Ali
Volume 40.2, Issue 80, January 1999, Pages 197-209
A.F. Bastawrows; Amal A. Mohammed
Volume 40.2, Issue 80, January 1999, Pages 210-221
Amal A. Mohammed; A.F. Bastawrows