(3GdHWdGf aj GdbGfhf GdeOfj hGdbhGfjf GdNGUI (B/s - (3ahOI, YHO GdMce YHO GdHUjQs ((3GdEScfOQjI, eUQ (B:s (3OGQ GdeWHhYGJ GdLGeYjI,s, 1997)
Keywords: (3bGfhf GdYbhHGJs -- (3eUQs -- (3OhGFQ eYGQas; (3GdbGfhfs -- (3eUQs -- (3OhGFQ eYGQas