(3HOGjI GdJGQjN(B: (3ef RdRGd GdNdjL Gdi RhGd GdShajJ (B/ s - (3ZGdi TcQis ([S.N] : (3OGQ GdSYGOI , s, 1993)
Keywords: (3GdYGde GdYQHis; (3GdSjGSI GdOhdjIs; (3GdOjebQGWjIs; (3MQH GdNdjLs; (3GdHQjSJQhjcGs; (3GdfXGe GdYGdei GdMOjKs