(3CSeGA GdLehY ai GdbQBf GdcQje (B/s - (3eMeO GHQGgje YHGOgs ((3eUQ (B:s (3efTCI GdeYGQa LdGd MRi hTQcGg,s, 1988)
(3HHjdhLQGajG (B:(3UaMI (B141.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdbQBfs -- (3EYQGHs -- (3GdJaGSjQ GdfMhjIs