(3JNWjW hJbhje GdJOQjH GdQjGVi (B/ s - (3QjSGf NQjHW eLjOs ((3GdGQOf (B: s (3OGQ GdTQhb , s, 2001)
Keywords: (3GdGdYGH GdQjGVjIs; (3GdJQHjI GdHOfjIs; (3GdJOQjH GdQjGVis