(3ef bVGjG GdbQBf GdcQje fXeg (B- (3LeYg (B- (3JQJjHg (B/s - (3YHOGdcQje GdNWjH s ((3GdbGgQI (B:s (3OGQ GdacQ GdYQHj, OGQ GdGJMGO GdYQHj ddWHGYI,s, 1973)
(3GdfU HGddZI GdYQHjIs
Keywords: (3LeY GdbQBf GdcQjes; (3GdTQjYI GdESdGejI s