(3Gdbhd GdeNJUQ aj YdGeGJ GdegOj GdefJXQ (B/s - (3GdgjJej, CMeO Hf eMeO Hf MLQ Gdecjs 909-974 (3gLQjs; (3YGThQ, eUWais ((3GdbGgQI (B:s (3ecJHI GdbQBf ,s, 1987)
Keywords: (3GdegOj GdefJXQs; (3YdGeGJ GdSGYIs; (3GdSeYjGJ s -- (3GdegOj GdefJXQs