(3SdSdI GdYdhe ddfGTFjf (B: s (3GdejcGfjcG GdejSQI(B\(3Yde GdfHGJ(B\(3GdWbS(B\(3Yde GdVhA(B\(3Yde GdMjhGf(B\(3GdMQcjGJGdghGFjI(B\(3GdcjejGAGdejSQI(B\(3GdeZfWSjI hGdcgQHGAs ((3HjQhJ (B: s (3ecJHI dHfGfs)
Keywords: (3Yde GdfHGJs; (3GdeZfGWjSjI GdcgQHGFjIs; (3GdWbSs; (3GdejcGfjcGs; (3Yde GdMjhGfs