(3LGeY GdaQb hGdePGgH GdGSdGejI (B/ s - (3Y(B. (3GeHQ egfis; (3Ydi NQjSs ((3HjQhJ (B: s (3GdeQcR GdKbGai GdYQHi , s, 1992)
Keywords: (3GdOjf GdGSdGeis; (3GdePGgH GdGSdGejIs