(3GdESdGe hYGdefG GdeYGUQ (B:s (3OQGSI aj GdOYhI hGdOYGI (B/s - (3WYjeI, UGHQ YHO GdQMef,s 1937- ((3GdQjGV (B:s (3ecJHI GdeYGQa,s, 1981)
Keywords: (3GdOYhI GdESdGejIs; (3GdhYX hGdEQTGOs