(3fTCI GdOhdI GdGSdGejI Ydi YgO QShd Gddg Udi Gddg Ydjg hSde (B. / s - (3Yhf GdTQja bGSes ([S.N] : (3OGQ GdLjd , s, 1991)
Keywords: (3GdJGQjN GdGSdGeis