(3TQM bGfhf GdELQGAGJ GdLfGFjI (B:s (3fXGe GdbVGA GdLfGFj hELQGAGJ GdeMGceI (B/s - (3SYjO YHO GddWja MSfs ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI ,s, 1993)
. 375-364 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3jTJed Ydi EQLGYGJ HHdjhLQGajIs
Keywords: (3GdeMGceI GdLfGFjIs