(3GdhLjR aj GdMbhb GdQheGfjI h JGQjNgG (B/ s - (3GdOhGdjHj, eMeO eYQhas ((3OeTb (B:s (3ecJHI GdTQb h eWHYJgG,s, 1963)
Keywords: (3GdbGfhf GdQheGfjs; (3GdMbhbs