(3GdOYhI GdESdGejIs (3GdJLQHI(B-(3GdCNWGA(B-(3GdMd (B/s - (3TdHj, QDhas ((3GdbGgQI (B:s (3GdCRgQ GdTQja, GdCeGfI GdYGeI ddLfI GdYdjG ddOYhI GdESdGejI,s, 1988)
Keywords: (3GdOYhI GdESdGejIs