def METHOD_NAME(self, indent: int) -> str:
    """!
    @copydoc AutonomousSystem.print()
    """
    out = super().METHOD_NAME(indent)
    out += ' ' * indent
    out += 'SCION Control Services:\n'
    for node in self.__control_services.values():
        out += node.METHOD_NAME(indent + 4)
    return out