(3GdCef GdUfGYj (B:s (3GdhbGjI ef GdMhGOK GdUfGYjI (B/s - (3GdYLej, eMeO eSYhOs ((3GdchjJ (B:s (3eMeO eSYhO GdYLej,s, 1989)
(3HHdjhLQGajI (B: (3U(B. 139-140.s
Keywords: (3GdCef GdUfGYjs; (3GdMhGOK GdUfGYjIs