(3BKGQ GdNha aj GdCMcGe GdabgjI (B/s - (3YWja, EHQGgje Hf jMji eMeOs ((3GdQjGV (B:s (3ecJHI GdQTO ddfTQ hGdJhRjY,s, 2000)
Keywords: (3GdMce (B((3CUhd Gdabg(B)s; (3CUhd Gdabg GdESdGejs