(3fRhd GdbQBf (B/s - (3YHOGddg CHh GdSYhO HOQs ((3GdbGgQI (B:s (3OGQ GdaJM ddfTQ hGdJhRjY,s, 1998)
. 151-133(3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdbQBf (B- (3fRhds; (3GdTQjYI GdESdGejIs