(3GdNUNUI (B:s (3eaghe LOjO dacQI GdOhdI h OhQgG aj GOGQI GdeQGab GdYGeI eda JMdjdj (B/s - (3GdfGTa, GfWhGfs ((3HjQhJ(B: s (3efThQGJ GdMdHj GdbGfhfjI(B, s, 2000)
Keywords: (3NhUUIs