(3YSd GdfMd (B:(3ZPGA h TaGA (B/ s - (3Zfje, cGQe GdSjOs ((3GdbGgQI (B:s (3OGQ GdacQ GdYQHj,s, 1997)
Keywords: (3GdYSds; (3fMd GdYSds; (3fGTFhf UZGQ (B(10-14 (3SfI(B)s