(3GdeHGOF GdCSGSjI ddfXe GdSjGSjI hCfXeI GdMce GdeYGUQI (B/ s - (3SYjO GdSjO Ydjs ([(3ecGf GdfTQ ZjQ eMOO(B] : s [(3GdfGTQ ZjQ eMOO(B](3, s, 2005)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdbGfhf GdOSJhQj h GdeHGOF GdOSJhQjI GdYGeIs