(3LeGdjGJ GdbUjOI GdeYGUQI (B/ s - (3hGOi (B: (3Wg YeQGfs ((3GdLjRI (B: s (3GdTQcI GdeUQjI GdYGdejI ddfTQ(B-(3dhfLeGf (B: s, 2000)
Keywords: (3GdTYQ GdYQHis -- (3JGQjN h fbOs; (3GdTYQ GdYQHis -- (3JGQjNs -- (3GdYUQ GdMOjKs