(3JYOjd JUfja Ojhj GdYTQj ddecJHGJ GdYQHjI (B/ s - (3GdbfOjdLj, YGeQ EHQGgjes ((3HZOGO (B:s (3hRGQI GdEYdGe,s, 1976)
Keywords: (3GdJUfja (B((3ecJHGJ (B)s; (3GdcJHs; (3GdJUfja GdYTQj GdYGdejs