(3QFjS GdOhdI Hjf GdfXe GdeYGUQI hGdacQ GdSjGSj GdESdGej (B/s - (3eMSf GdYHhOjs ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI,s, 1990)
. 285-275 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3jTJed Ydi EQLGYGJ HHdjhLQGajIs
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdESdGe hGdSjGSIs