(3GdJfXje GdOhdj ddYdGbGJ GdQjGVjI (B:s (3eMGhdI EfTGA efJXe Mchej Ohdj (B/s - (3MSjf CMeO GdTGaYjs ((3GdCScfOQjI (B:s (3efTCI eYGQa,s, 1988)
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdeLJeY GdOhdjs; (3GdbGfhf GdOhdj GdYGes; (3GdQjGVIs