(3CMcGe h VhGHW GdESJjbGa h GdbHV aj GdbVGA h Gdabg h GdJTQjY aj eUQ h GdchjJ (B/ s - (3GdMSjfj, YeQ GdaGQhbs ((3GdbGgQI (B:s (3OGQ GdfgVg GdYQHjg,s, 1995)
Keywords: (3GdbGfhf GdLfGFjs; (3GdchjJs; (3eUQs