(3GdJHjGf aj CbSGe GdbQBf (B/s - (3GHf bje GdLhRjI, eMeO Hf CHj HcQ Hf CjhHs 691-751 (3gLQjs; (3TGgjf, Wg jhSas ((3GdbGgQI (B:s (3OGQ GdcGJH GdYQHj,s, 1980)
Keywords: (3bQBfs -- (3eHGMK bQBfjI YGeIs