Laszlo Strausz, 'History as a Palimpsestic Narrative in The Danube Exodus', Film-Philosophy 15.1 (2011). p.101.

The cine-maps in The Danube Exodus operate at Strausz's first narrative level, seeming to create an objective narrative situation. The superimpositions, however, hints  at the imminent disruption of that naïve conception.

You can read the whole of Strausz's excellent essay here, in the latest issue of Film-Philosophy.