(3GdCUhQ GdJGQjNjI dfTCI GdehfhOQGeG (B: s $1 (B/ s ((3GdaLjQI (B: s (3gjFI GdaLjQI ddKbGaI hGdEYdGe , s, 2012)
Keywords: (3GdeSQM GdEeGQGJj; GdehfhOQGeG; egQLGfGJ eSQMjIs