(3CQLhRI GdahGcg GdUjajI h GdNQjajI (B/s - (3eQGcTj, CHh GdMSf Ydj, GdbQf (B13.s; (3Ydhj, YHO Gddg HfUQ(B.s ((3CHh XHj (B:s (3GdeLeY GdKbGaj, s, 1999)
(3HHdjhLQGajG (B: (3U(B. 112-116.s
Keywords: (3GdTYQ GdYQHjs -- (3GdCfOdSs; (3GdahGcg aj GdTYQ GdYQHj(B.s