(3feh GdbOQGJ GdGHOGYjI ai GdWahdI h GdeQGgbI (B/s - (3Rjf GdYGHOjf OQhjT s ((3GdbGgQI (B: s (3OGQ GdaLQ ddfTQ h GdJhRjY ,s, 2015)
(3HHdjhLQGajI (B: (3U (B247 - 264s
Keywords: (3GdGHOGY s; (3GdJNjd GdGHOGYi s