(3eYLe eUWdMGJ GdGJUGdGJ (B:s (3EfLdjRj(B-(3YQHj(B-(3aQfSj(B.s - (3hRGQI GdHQb hGdHQjO hGdgGJas (3hcGdI GdhRGQI ddJTZjd hGdUjGfI s ((3GdQjGV (B:s (3hRGQI GdHQb hGdHQjO hGdgGJa ,s, 1988)
Keywords: (3GdGJUGdGJ GdSdcjI hGddGSdcjIs -- (3eYGLes; (3GdGJUGdGJ GdSdcjI hGddGSdcjIs -- (3eUWdMGJs