(3GdeSdehf hGdBNQ (B:s (3MhGQ dG UOGe (B/s - (3GdbQjTj, Ydjs ((3GdQHGW (B:s (3GdefXeI GdESdGejI ddJQHjI hGdYdhe hGdKbGaI,s, 2007)
Keywords: (3GdESdGe hUQGY GdKbGaGJs; (3GdESdGe hGdJSGeM GdOjfjs