(3EfaGb GdCehGd aj GdcJGH hGdSfI (B/s - (3YWGQ, SYGO MSjfs ((3LOI, GdSYhOjI (B:s (3OGQ Gdafhf,s, 2003)
(3HHdjhLQGajI (B: (3U(B. 219-220.s
Keywords: (3GdfXGe GdeGdj aj GdESdGes