(3GdeaJQVGJ GdbGfhfjI hSdWI eMceI GdfbV ai EYGOI GdfXQ ai GdCMcGe (B:s (3OQGSI ai GdSjGSI GdLfGFjI GdJTQjYjI hGdbVGFjI GdeUQjI GdaQfSjI hEjWGdjG GdMOjKI (B/s - (3EjgGH jSQ CfhQ s ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI,s, 2004)
. 174 -181 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdfbVs; (3GdbGfhf GdLfGFi s