(3YbjOI GdJhMjO hHjGf eG jVGOgG Ch jfbUgG ef GdTQc GdCcHQ hGdCUZQ hGdJYWjd hGdHOY hZjQ Pdc (B/s - (3GdahRGf, UGdM Hf ahRGf Hf YHO Gddgs 1354 (3gLQj(B-s ((3GdQjGV (B:s (3OGQ GdbGSe ddfTQ hGdJhRjY ,s, 1998)
Keywords: (3GdhMOGfjIs; (3GdTQc HGddgs; (3YbjOIs