(3OQGSGJ aj JGQjN GdYdhe YfO GdYQH (B/ s - (3YHO GdZfj, eUWai dHjHs ((3GdbGgQI (B:s (3OGQ GdKbGaI ddfTQ h GdJhRjY,s, 1995)
Keywords: (3GdYdhes; (3GdJGQjNs; (3GdYQHs; (3GdMVGQI GdESdGejIs