(3YedjGJ GdYde h GdJQHjI GdYdejI (B: s (3GdGWGQ GdYdei dJbjje GdYdhe ai VhA GdOQGSGJ GdOhdjI ddYdhe h GdQjGVjGJ (B/s - (3ceGd YHOGdMejO RjJhfs ((3GdbGgQI (B: s (3YGde GdcJH ,s, 2009)
(3HHdjhLQGajI (B: 321 - 326s
Keywords: (3GdQjGVjGJs -- (3JYdje hJOQjSs; (3GdYdhes -- (3WQb JOQjSs