(3ePGgH GdMSf (B: s (3bQGAI eYLejI JGQjNjI ddafhf aj GdYQHjI (B/ s - (3OGZQ, TQHds ((3YeGf (B: s (3hRGQI GdKbGaI, s, 2012)
Keywords: (3GddZI GdYQHjI(B. s; (3GdfbO Gdafj(B. s; (3GdHdGZI(B. s; (3GdfbO GdCOHj(B. s