(3GdVZW GdYUHj hGdGcJFGH YfO GdCWaGd h GdeQGgbjf (B/ s - (3ehO, ajcjs; (3OGQ GdaGQhb(B.s (3bSe GdJQLeIs ((3GdbGgQI (B: s (3OGQ GdaGQhb ddfTQhGdJhRjY, s, 2007)
Keywords: (3GdUMI GdfaSjI(B.s; (3GdcBHI(B.s; (3GdGWaGd(B.s; (3Yde GdfaS(B.s; (3GdeQGgbhf(B.s; (3GdVZW GdYUHj(B.s