(3GYJQGa GdeJge abgG hbVGA (B:s (3JYQja GdeJge hGdGYJQGa, GdGYJQGa aj JMbjb EOGQj Ch JMbjbGJ GdTQWI Ch GdfjGHI Ch HGdLdSI (B... /s - (3Ndjd, YOdjs ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI,s, 1991)
(3HHdjhLQGajI (B: (3U(B. 395-396.s
Keywords: (3GdGYJQGa (B((3bGfhf LfGFj(B)s -- (3eUQs; (3GdbGfhf GdLfGFjs -- (3eUQs