(3GdMQU Ydi gOGjI GdfGS aj VhA GdfUhU hSjQ GdUGdMjf (B/s - (3Edgj, aVd(B.s ((3GdQjGV (B:s (3ecJHI GdeYGQa,s (3HGcSJGf (B:s (3EOGQI JQLeGf GdESdGe,s, 1991)
Keywords: (3GdhYX hGdEQTGOs