(3eQGYGI GdNdGa (B:s (3HMK CUhdj (B/s - (3GdSfhSj, YHO GdQMef Hf eYeQs ((3GdQjGV (B:s (3ecJHI GdQTO,s, 2000)
Keywords: (3CUhd Gdabg GdESdGejs