(3HfLGejf aQGfcdjf (B:s (3MjGI CeQjcjI (B/s - (3EjRGcShf, hGdJQ(B.s; (3GdLed, CMeO Cejf(B.s ((3GdbGgQI (B:s (3GdLeYjI GdeUQjI dfTQ GdeYQaI h GdKbGaI GdYGdejI,s, 2007)
(3aj fgGjJg bGFeI edGMXGJ HGdaUhd(B.s
Keywords: (3GdSjGSjhf GdCeQjcGf(B.s; (3GdYdGbGJ GdNGQLjI(B.s; (3GdhdGjGJ GdeJMOI GdCeQjcjI(B.s