(3GdSjGSI GdLfGFjI aj ehGLgI ZSjd GdCehGd (B/s - (3eMehO cHjTs ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI,s, 2001)
(3jTJed Ydi GQLGYGJ HHdjhLQGajI(B..s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdbGfhf GdLfGFis; (3LQGFe CNQi eGSI HGdCehGds