(3eY GdfHi (B((3Udi Gddg Ydjg hSde (B) / s - (3eMeO cGed Gdabis ([S.N] : (3GdeDSSI GdYQHjI GdMOjKI , s, 1988)
Keywords: (3GdGSdGes; (3GdSjQI GdfHhjIs