(3GdWdH GdaYdj (B.s (3eY OQGSI NGUI HGdHdGO GdGNPI aj Gdfeh (B/s - (3QaYJ GdeMLhH(B.s ((3GdbGgQI(B:s (3GdLeYjI GdeUQjI ddGbJUGO GdSjGSj hGdGMUGA hGdJTQjY (B,s, 1963)
(3GdfU HGddZI GdYQHjIs
Keywords: (3SjGSI GdGbJUGO Gdcdjs