(3Gdfjd GdGRQb (B/s - (3ehQgjO , GdGfs; (3fXei dhbGs ((3GdbGgQI (B:s (3GdgjFI GdeUQjI GdYGeI ddcJGH ,s, 2011)
Keywords: (3fgQ Gdfjds -- (3JGQjNs; (3GdShOGfs -- (3JGQjNs -- (3Gdfjd GdGRQbs