(3GdbhGJ GdLhjI ef GYGOI GdHfGA Gdi fUQ GcJhHQ (B/ s - (3eMeO MSfi eHGQcs ((3GdbGgQI (B: s (3eWGHY GdGgQGe GdJLGQjIs)
Keywords: (3eUQ (B- (3GdLjT (B- (3GdbhGJ GdHMQjIs; (3MQH GcJhHQ (B1973s; (3eUQ (B- (3JGQjN (B- (3GdYUQ GdMOjK (B- (3MSfi eHGQc (B( 1981 - )s; (3bhGJ GdGHQGQ GdLhis; (3eUQ (B- (3GdOaGY GdLhis