(3GdLGeY aj abg GdfhGRd(B:s (3GdbSe GdChd (B/s - (3GHf MejO, UGdM Hf YHO Gddgs 1369 (3gLQj(B-s ((3GdQjGV (B:s (3ecJHI GdYHjcGf ,s, 2003)
Keywords: (3Gdabg GdESdGejs; (3GdfhGRd (B((3CUhd abg(B)s -- (3GdGLJgGOs