(3GdNHQ GdUMaj hJWHjbGJg GdYedjI (B/s - (3eYhV, eMeO(B.s; (3EeGe, YHO GdSdGe(B.s ((3GdbGgQI (B:s (3OGQ GdcJGH GdMOjK,s, 2011)
(3jTJed Ydi EQLGYGJ HHdjhLQGajG (B( (3UaMI (B331-338 ).s
Keywords: (3GdEYdGe(B.s; (3GdUMGaIs; (3GdUMa(B.s